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List or group: Domestic Substances List (DSL)
Substance identifier: 83863-88-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 3a,4,7,7a-tetrahydro-1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 12, June 16 2004, SOR/2004-149
Date published: 2004-06-16
Substance identifier: 12917-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and alkanedioic acid, 2-(2-oxo-1-imidazolidinyl)ethyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 137, No. 22, October 22 2003, SOR/2003-334
Date published: 2003-10-22
Substance identifier: 25950-34-9
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and hexanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 71888-80-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and hexanedioic acid, benzoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.
Recent publication(s): Canada Gazette Part II, Vol. 131, No. 26, December 24 1997, SOR/97-572
Date published: 1997-12-24
Substance identifier: 15932-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and hexanedioic acid, hydroxy alkoxy ester, 6-hydroxyhexanoate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 137, No. 10, May 07 2003, SOR/2003-151
Date published: 2003-05-07
Substance identifier: 17881-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,6-hexanedioic acid, hydroxydimethylalkanoic acid, 3-hydroxy-2,2-dimethylpropyl ester and 1,3-isobenzofurandione, nonanoate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 142, No. 15, July 23 2008, SOR/2008-221
Date published: 2008-07-23
Substance identifier: 90717-52-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,6-hexanediol, 1,3-isobenzofurandione and nonanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 296259-64-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,5-furandione and 1,2-propanediol, 2-ethylhexyl ester,
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 135, No. 21, October 10 2001, SOR/2001-359
Date published: 2001-10-10
Substance identifier: 118496-40-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane and 1,1'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis[2-propanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 16588-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, alkanedioic acid and 1,3-isobenzofurandione, ester with α-methyl-ω-substitutedpoly(oxy-1,2-ethanediyl)
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 140, No. 13, June 28 2006, SOR/2006-141
Date published: 2006-06-28
Substance identifier: 54682-75-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,1'-methylenebis[4-isocyanatocyclohexane]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 28430-17-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 35561-07-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 90326-93-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,3-isobenzofurandione, benzoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 129828-33-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 2,2'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 138519-52-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid, 1,1'-methylenebis(4-isocyanatobenzene) and 2,2'-oxybis(ethanol)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.
Recent publication(s): Canada Gazette Part II, Vol. 131, No. 1, January 08 1997, SOR/97-52
Date published: 1997-01-08
Substance identifier: 628279-41-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid, 1,3-isobenzofurandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 139, No. 7, April 06 2005, SOR/2005-56
Date published: 2005-04-06
Substance identifier: 93207-72-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid, 1,6-hexanediol, 1,3-isobenzofurandione and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 13241-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid, 1,6-hexanediol, and alkyl carboxylic acid
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 12, June 16 2004, SOR/2004-149
Date published: 2004-06-16
Substance identifier: 128903-34-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid, 3-hydroxy-2,2-dimethylpropyl 3-hydroxy-2,2-dimethylpropanoate and 2-oxepanone
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.
Recent publication(s): Canada Gazette Part II, Vol. 135, No. 5, February 28 2001, SOR/2001-78
Date published: 2001-02-28
Substance identifier: 18666-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid, 5-isocyanato-1-(isocyanatomethyl)-polyalkycarbomonocycle and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 148, No. 9, April 23 2014, SOR/2014-87
Date published: 2014-04-23
Substance identifier: 14404-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, branched alkyl diol, 1,6-hexanediol and hexanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 7, April 07 2004, SOR/2004-43
Date published: 2004-04-07
Substance identifier: 13244-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, dodecanedioic acid, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid, 1,6-hexanediol and heteropolycycle dione
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 26, December 18, 2024, SOR/2024-250
Date published: 2024-12-18
Substance identifier: 67939-21-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, ethenylbenzene, 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 18805-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, heteromonocycledione, hexanedioic acid and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 149, No. 10, May 20 2015, SOR/2015-102
Date published: 2015-05-20
Substance identifier: 99129-29-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid and 1,2,3-propanetriol, nonanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 61809-81-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 9, April 24 2024, SOR/2024-57
Date published: 2024-04-24
Substance identifier: 64653-86-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 9, April 24 2024, SOR/2024-57
Date published: 2024-04-24
Substance identifier: 31048-26-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid and 2-(hydroxymethyl)-2-methyl-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 72018-01-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid and 2,2,4-trimethyl-1,3-pentanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 150226-34-9
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid and 3-hydroxy-2-(hydoxymethyl)-2-methylpropanoic acid
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 9, April 24 2024, SOR/2024-57
Date published: 2024-04-24
Substance identifier: 16877-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid, 1,3-isobenzofurandione and alkyldiol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 145, No. 13, June 22 2011, SOR/2011-118
Date published: 2011-06-22
Substance identifier: 81988-15-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid, 1,6-hexanediol and 1,2,3-propanetriol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 57087-32-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid, 1,6-hexanediol and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 165526-51-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid, 1,6-hexanediol, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid, 2,2'-iminobis[ethanol] and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, compd. with 2-(dimethylamino)ethanol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 141, No. 22, October 31 2007, SOR/2007-221
Date published: 2007-10-31
Substance identifier: 18519-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid, 1,6-hexanediol, substituted poly[oxy(methyl-1,2-ethanediyl)], 1,3-isobenzofurandione, 1,1'-methylenebis [isocyanatobenzene] and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 147, No. 3, January 30 2013, SOR/2013-2
Date published: 2013-01-30
Substance identifier: 67815-72-9
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid, 2-(hydroxymethyl)-2-methyl-1,3-propanediol and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 124535-31-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid, 4-hydroxy-γ-(4-hydroxyphenyl)-γ-methylbenzenebutanoic acid, oxiranylmethyl neodecanoate and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 123774-66-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethyl-1,3-propanediol, hexanedioic acid, oxiranylmethyl neodecanoate and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19625-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,2-dimethylalkanediol and 1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 156, No. 24, November 23, 2022, SOR/2022-232
Date published: 2022-11-23
Substance identifier: 26301-26-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 26021-96-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 17897-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, 1,2-propanediol and substituted alkane
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 142, No. 17, August 20 2008, SOR/2008-242
Date published: 2008-08-20
Substance identifier: 36346-15-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 65700-33-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, 2,2'-oxybis[ethanol] and oxybis[propanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 15164-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, 2,2'-oxybis[ethanol], 1,2-propanediol and substituted alkane
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 135, No. 21, October 10 2001, SOR/2001-359
Date published: 2001-10-10
Substance identifier: 28472-89-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, hexanedioic acid and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 82933-97-9
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, hexanedioic acid, 1,2-propanediol and 3a,4,7,7a-tetrahydro-4,7-methano-1H-indene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68140-88-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, hexanedioic acid, 1,3-isobenzofurandione, 2,2'-oxybis[ethanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 135, No. 21, October 10 2001, SOR/2001-359
Date published: 2001-10-10
Substance identifier: 61224-63-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, hexanedioic acid, 2,2'-oxybis[ethanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 221269-38-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, hexanedioic acid, 2-methyl-1,3-propanediol, 2,2'-oxybis[ethanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 19, September 10, 2025, SOR/2025-174
Date published: 2025-09-10
Substance identifier: 9065-68-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, oxybis[propanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 18765-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-alkyl-2-ethyl-1,3-propanediol, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,6-hexanediol and α,α',α''1,2,3-propanetriyltris[ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]], compd. with 2-(dimethylamino)ethanol, ,
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 149, No. 2, January 28 2015, SOR/2015-7
Date published: 2015-01-28
Substance identifier: 60251-16-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-aminoethanol, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,1'-methylenebis[4-isocyanatocyclohexane]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 17612-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-butyl-2-ethyl-1,3-propanediol, 1,4-cyclohexanedicarboxylic acid, 2,2-dimethyl-1,3-propanediol, dioxoheteropolycycle, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and hexanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 139, No. 25, December 14 2005, SOR/2005-412
Date published: 2005-12-14
Substance identifier: 18838-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)- 1,3-propanediol, 1,3-isobenzofurandione and 1,2,3-propanetriol, hexadecanoate alkanoate octadecanoate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 149, No. 14, July 15 2015, SOR/2015-174
Date published: 2015-07-15
Substance identifier: 36087-94-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 143, No. 21, October 14 2009, SOR/2009-276
Date published: 2009-10-14
Substance identifier: 31070-11-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 3-hydroxy-2,2-dimethylpropyl 3-hydroxy-2,2-dimethylpropanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 29408-39-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and hexanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19178-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and hexanedioic acid, derivative dodecanoate (9Z)-9-octadecenoate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 151, No. 24, November 29, 2017, SOR/2017-234
Date published: 2017-11-29
Substance identifier: 123701-49-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,1'-methylenebis[4-isocyanatobenzene], 1,1'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis[2-propanol] and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 70879-35-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,6-hexanediamine and hexanedioic acid, cyclohexylamine-modified
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 123171-66-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,6-hexanediol, 1,1'-methylenebis[4-isocyanatocyclohexane] and 2-oxepanone
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 135, No. 5, February 28 2001, SOR/2001-77
Date published: 2001-02-28
Substance identifier: 18949-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, amide dodecanoate (9Z)-9-octadecenoate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 150, No. 11, June 01 2016, SOR/2016-94
Date published: 2016-06-01
Substance identifier: 26282-28-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.
Recent publication(s): Canada Gazette Part II, Vol. 130, No. 17, August 21 1996, SOR/96-411
Date published: 1996-08-21
Substance identifier: 66028-25-9
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,6-hexanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 9, April 24 2024, SOR/2024-57
Date published: 2024-04-24
Substance identifier: 66028-26-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,6-hexanediol, 1-aziridineethanol-terminated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 55012-14-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 2,2,4-trimethyl-1,3-pentanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 134, No. 1, January 05 2000, SOR/2000-25
Date published: 2000-01-05
Substance identifier: 68647-13-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 2,2,4-trimethyl-1,3-pentanediol, benzoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68299-40-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 7, March 27 2002, SOR/2002-115
Date published: 2002-03-27
Substance identifier: 72259-84-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid, 1,6-hexanediol and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19725-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid, α-hydro-ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)], 1,1'-methylenebis[4-isocyanatobenzene] and 1,2-propanediol, polyalkoxymetalloid-N-[(polyalkoxymetalloid)alkyl]-1-propanamine-blocked
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 26, December 18 2024, SOR/2024-251
Date published: 2024-12-18
Substance identifier: 68987-49-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine and 2,2-bis(hydroxymethyl)-1,3-propanediol, cyclohexylamine-modified, stearate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 29009-00-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine and hexahydro-2H-azepin-2-one
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68584-14-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine and hexanedioic acid, cyclohexylamine-modified
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68584-15-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine and nonanedioic acid, cyclohexylamine-modified
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 951775-27-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 2,2-dimethyl-1,3-propanediol, hexanedioic acid, 1,6-hexanediol, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid and 1,1'-methylenebis[4-isocyanatocyclohexane], compd. with N,N-diethylethanamine
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 142, No. 11, May 28 2008, SOR/2008-171
Date published: 2008-05-28
Substance identifier: 70879-34-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and hexanedioic acid, cyclohexylamine-modified
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68584-17-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, hexanedioic acid and nonanedioic acid, cyclohexylamine-modified
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68201-91-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with 5-amino-1,3,3-trimethylcyclohexanemethanamine, hexanedioic acid, 1,6-hexanediol and 1,1'-methylenebis[4-isocyanatocyclohexane]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19630-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkanedioic acid, 2,2-dimethyl-1,3-propanediol and 1,2-ethanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 157, No. 1, January 4 2023, SOR/2022-269
Date published: 2023-01-04
Substance identifier: 18789-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkanedioic acid, 5-isocyanato-1-(isocyanatomethyl)- 1,3,3-trimethylcyclohexane and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 149, No. 5, March 11 2015, SOR/2015-47
Date published: 2015-03-11
Substance identifier: 18726-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkanedioic acid, alkanediol, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, diethanolamine-blocked, compounds with N,N-dimethyl-2-propanamine
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 148, No. 22, October 22 2014, SOR/2014-226
Date published: 2014-10-22
Substance identifier: 18533-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkanedioic acid, alkanediol, α-hydro-ω-hydroxypoly [oxy(methyl-alkanediyl)], 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, compound with 2-(dimethylamino) ethanol and 2,2'-imino bis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 147, No. 8, April 10 2013, SOR/2013-57
Date published: 2013-04-10
Substance identifier: 18412-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkanediol, 1,4-benzenedicarboxylic acid, 1,4-dimethyl 1,4-benzenedicarboxylate, 2,2-dimethyl-1,3-propanediol, dodecanedioic acid, 1,2-ethanediol, hexanedioic acid, 1,6-hexanediol, 3-hydroxy-2,2-dimethylpropyl 3-hydroxy-2,2-dimethylpropanoate and 1,1-methylenebis[4-isocyanatobenzene]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 146, No. 14, July 04 2012, SOR/2012-125
Date published: 2012-07-04
Substance identifier: 18413-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkanediol, 1,4-benzenedicarboxylic acid, 1,4-dimethyl 1,4-benzenedicarboxylate, 2,2-dimethyl-1,3-propanediol, dodecanedioic acid, 1,2-ethanediol, hexanedioic acid, 1,6-hexanediol, 3-hydroxy-2,2-dimethylpropyl 3-hydroxy-2,2-dimethylpropanoate,1,1'-methylenebis[4-isocyanatobenzene] and 2-oxepanone
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 146, No. 14, July 04 2012, SOR/2012-125
Date published: 2012-07-04
Substance identifier: 18236-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkanediol, 1,4-benzenedicarboxylic acid, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 145, No. 4, February 16 2011, SOR/2011-29
Date published: 2011-02-16
Substance identifier: 18275-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkanediol, 2,2-dimethyl-1,3-propanediol,, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 147, No. 11, May 22 2013, SOR/2013-92
Date published: 2013-05-22
Substance identifier: 14915-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkanepolyol, 1,4-benzenedicarboxylic acid, 2,2-dimethyl-1,3-propanediol, fatty acids C18-unsatd. dimers, hydrogenated, hexanedioic acid and 1,6-hexanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 18421-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkanoic acid, 1,3-diisocyanatomethylbenzene, 2,2-dimethyl-1,3-propanediol and 1,2-ethanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 151, No. 5, March 08 2017, SOR/2017-24
Date published: 2017-03-08
Substance identifier: 18068-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkenedioic acid, 1,3-dihydro-1,3-dioxo-5-isobenzofurancarboxylic acid, dihydro-3-(tetrapropenyl)-2,5-furandione, hexanedioic acid and .alpha.,.alpha'-[(1-methylethylidene)di-4,1-phenylene]bis[.omega.-hydroxypoly(oxy-1,2-ethanediyl)],.and alpha.,.alpha.'-[(1-methylethylidene)di-4,1-phenylene] bis[.omega.-hydroxypoly[oxy(methyl-1,2-ethanediyl)]]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 143, No. 21, October 14 2009, SOR/2009-276
Date published: 2009-10-14
Substance identifier: 18534-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkylated 1,3-propanediol, hexanedioic acid, 1,6-hexandiol, 1,1'-methylenebis [isocyanatobenzene] and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 147, No. 7, March 27 2013, SOR/2013-30
Date published: 2013-03-27
Substance identifier: 19455-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with alkyldiol, 2,2-dimethyl-1,3-propanediol,1,2-ethanediol, 1,6-hexanediol and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 154, No. 20, September 30 2020, SOR/2020-200
Date published: 2020-09-30
Substance identifier: 15860-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with aromatic dicarboxylic acid, aliphatic alkyldiol, branched alkyldiol and branched alkyltriol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 18, August 28 2002, SOR/2002-288
Date published: 2002-08-28
Substance identifier: 19436-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with benzenepolycarboxylic acid, 1,2-ethanediol and alkyl(hydroxyalkyl)alkanediol, benzoate dihydrogen carbomonocyclepolycarboxylate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 154, No. 14, July 8, 2020, SOR/2020-135
Date published: 2020-07-08
Substance identifier: 68856-22-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with benzoic acid, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid and 1,5-pentanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19056-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with bis(hydroxyalkyl)-1,3-propanediol, ethenylmethylbenzene, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, methyl 2-methyl-2-propenoate, 2-methylpropyl 2-methyl-2-propenoate, (9Z,12Z)-9,12-octadecadienoic acid and 2-propenoic acid, benzoate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 150, No. 25, December 14 2016, SOR/2016-310
Date published: 2016-12-14
Substance identifier: 18639-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with bis(hydroxymethyl)alkane, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and hexahydro-1,3-isobenzofurandione, dihydrogen 1,2,4-benzenetricarboxylate, compd. with 2-(dimethylamino)ethanol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 148, No. 5, February 26 2014, SOR/2014-21
Date published: 2014-02-26
Substance identifier: 187348-18-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with butyl 2-methyl-2-propenoate, hexanedioic acid, 1,6-hexanediol, α-hydro-ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)], 2-hydroxyethyl 2-methyl-2-propenoate, 1,1' -methylenebis[isocyanatobenzene], methyl 2-methyl-2-propenoate, 2-methyl-2-propenoic acid and 2-oxepanone
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 134, No. 19, September 13 2000, SOR/2000-346
Date published: 2000-09-13
Substance identifier: 18864-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with butyl 2-methyl-2-propenoate, hexanedioic acid, alkanediol, α-hydro-ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)], 2-hydroxyethyl 2-methyl-2-propenoate, 1,1`-methylenebis[4-isocyanatobenzene], methyl 2-methyl-2-propenoate, 2-methyl-2-propenoic acid and 2-oxepanone
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 149, No. 19, September 23 2015, SOR/2015-216
Date published: 2015-09-23
Substance identifier: 253148-83-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with butyl 2-propenoate, 1,4-cyclohexanedicarboxylic acid, ethenylbenzene, 2,5-furandione and 2,2'-oxybis[ethanol], tert-Bu 2-ethylhexaneperoxoate-initiated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 137, No. 15, July 16 2003, SOR/2003-259
Date published: 2003-07-16
Substance identifier: 103004-27-9
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with butyl 2-propenoate, ethenylbenzene, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexanedioic acid, 1,6-hexanediol, 2-hydroxyethyl 2-propenoate, 1,3-isobenzofurandione and 2-propenoic acid
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 18244-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with cycloaliphatic glycol, 1,2-ethanediamine, hexanedioic acid, 1,6-hexanediol, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid and 1,1'-methylenebis[4-isocyanatocyclohexane], compd. with N,N-diethylethanamine
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 145, No. 7, March 30 2011, SOR/2011-63
Date published: 2011-03-30
Substance identifier: 61412-73-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with decanedioic acid, dimethyl 1,4-benzenedicarboxylate, 2,2-dimethyl-1,3-propanediol and 1,2-ethanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 127155-15-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with decanedioic acid, dimethyl 1,4-benzenedicarboxylate, 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 9, April 24 2024, SOR/2024-57
Date published: 2024-04-24
Substance identifier: 19235-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dihydrodioxo carboxypolyheterocyclic acid, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, hexahydro-1,3-isobenzofurandione and 1,6-hexanediol, compd. with 2-(dimethylamino)ethanol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 152, No. 7, April 4, 2018, SOR/2018-44
Date published: 2018-04-04
Substance identifier: 16237-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with diisocyanatoalkane, 2,2-dimethyl-1,3-propanediol, hexanedioic acid, 1,6-hexanediol, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid, 2,2'-iminobis(ethanol), carbocyclicfurandione and diisocyanatocycloalkane, Me Et ketone oxime-blocked, compds. with 2-(dimethylamino)ethanol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 137, No. 6, March 12 2003, SOR/2003-77
Date published: 2003-03-12
Substance identifier: 26006-30-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-benzenedicarboxylate and 1,2-ethanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 35176-78-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-benzenedicarboxylate, 2,2-dimethyl-1,3-propanediol and 1,2-ethanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 116954-27-9
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-benzenedicarboxylate, 2,2-dimethyl-1,3-propanediol and 1,6-hexanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 75701-44-9
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-benzenedicarboxylate, 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol and nonanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 63687-35-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-benzenedicarboxylate, 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol, hexanedioic acid and 3-hydroxy-2,2-dimethylpropyl 3-hydroxy-2,2-dimethylpropanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 14941-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-benzenedicarboxylate, 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol, hexanedioic acid, 1,6-hexanediol, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid and 5-substituted-1-(substitutedmethyl)-1,3,3-trimethylcyclohexane, compd. with 1-dimethylamino 2-propanol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 145, No. 4, February 16 2011, SOR/2011-29
Date published: 2011-02-16
Substance identifier: 65421-56-9
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-benzenedicarboxylate, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and hexanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 9, April 24 2024, SOR/2024-57
Date published: 2024-04-24
Substance identifier: 69847-42-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-cyclohexanedicarboxylate, 2,2-dimethyl-1,3-propanediol and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 87483-43-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-cyclohexanedicarboxylate, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and hexanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 26, December 18, 2024, SOR/2024-250
Date published: 2024-12-18
Substance identifier: 89911-11-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-cyclohexanedicarboxylate, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,6-hexanediol and nonanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 67874-87-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with dimethyl 1,4-cyclohexanedicarboxylate, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,5-furandione and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 35464-56-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with ethenylbenzene, 2,5-furandione and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 67859-89-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with ethenylbenzene, 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19279-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with ethenylbenzene, 2-ethylhexyl 2-propenoate, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, heteromonocycledione, hexanedioic acid, 1,6-hexanediol, α-(2-methyl-1-oxo-2-propen-1-yl)-ω-methoxypoly(oxy-1,2-ethanediyl) and 2-propenoic acid, tert-Bu 2-ethylhexaneperoxoate-initiated, compds. with 2-(dimethylamino)ethanol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 153, No. 4, February 20, 2019, SOR/2019-34
Date published: 2019-02-20
Substance identifier: 26140-99-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 38783-61-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid and 1,6-hexanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 139, No. 25, December 14 2005, SOR/2005-412
Date published: 2005-12-14
Substance identifier: 18744-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid and 1,6-hexanediol, diamine, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid, 4,4'-methylenedicyclohexyl diisocyanate and dimethylsiloxane, ethoxylated-3-hydroxypropyl-terminated
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 148, No. 23, November 05 2014, SOR/2014-241
Date published: 2014-11-05
Substance identifier: 17844-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid and 1,6-hexanediol, diamine, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid, 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, and dimethyl siloxane, ethoxylated-3-hydroxypropyl-terminated
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 142, No. 1, January 09 2008, SOR/2008-16
Date published: 2008-01-09
Substance identifier: 68368-50-3
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid and 2,2,4-trimethyl-1,3-pentanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 35164-40-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 72276-02-9
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid, 1,1'-methylenebis[4-isocyanatobenzene] and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19408-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid, 1,1'-methylenebis[isocyanatobenzene], oxybis[alkanol] and α,α',α''-1,2,3-propanetriyltris[ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 154, No. 6, March 18, 2020, SOR/2020-35
Date published: 2020-03-18
Substance identifier: 64653-87-8
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid, 1,3-isobenzofurandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 882495-31-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid, 1,6-hexanediol, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid and 1,1'-methylenebis[4-isocyanatocyclohexane], compd. with N,N-diethylethanamine
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 154, No. 4, February 19 2020, SOR/2020-18
Date published: 2020-02-19
Substance identifier: 13075-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid, alkanediol and 2-oxepanone
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 139, No. 7, April 06 2005, SOR/2005-56
Date published: 2005-04-06
Substance identifier: 71394-31-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid, hexanediol, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid and 1,1'-methylenebis[isocyanatocyclohexane]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19629-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid, polyalkylalkanediol, 1,2-propanediol and 1,6-hexanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 157, No. 1, January 4 2023, SOR/2022-269
Date published: 2023-01-04
Substance identifier: 2048438-52-2
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hexanedioic acid, α-hydro-ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)], 1,1'-methylenebis[isocyanatobenzene], 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 156, No. 17, August 17 2022, SOR/2022-180
Date published: 2022-08-17
Substance identifier: 14679-0
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with hydroxypoly[oxy(methyl-1,2-ethanediyl)], 1,3-isobenzofurandione, 1,1'-methylenebis[4-isocyanatobenzene], 2,2'-oxybis[ethanol] and oxybis[propanol]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 133, No. 25, December 08 1999, SOR/99-446
Date published: 1999-12-08
Substance identifier: 17770-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with N-(3-aminopropyl)-1,3-propanediamine, hexanedioic acid,1,6-hexanediol, 3-hydroxy-2-(hydroxymethyl)-2-methylpropanoic acid, 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, bis-disubstituted carbopolycycle, compound with N,N-diethylethanamine
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 141, No. 1, January 10 2007, SOR/2007-1
Date published: 2007-01-10
Substance identifier: 15448-4
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymer with substituted alkyldiol, 2-hydroxy-3-[(2-methyl-1-oxo-2-propenyl)oxy]propyl ester, ester with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 141, No. 22, October 31 2007, SOR/2007-221
Date published: 2007-10-31
Substance identifier: 1574470-06-6
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymers with 1,4-cyclohexanedimethanol, 1,4-cyclohexanedimethanol-di-Me terephthalate-2,2,4,4-tetramethyl-1,3-cyclobutanediol polymer manuf.-by-products-ethylene glycol reaction products, diethylene glycol, ethylene glycol, maleic anhydride, terephthalic acid and triethylene glycol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 149, No. 2, January 28 2015, SOR/2015-7
Date published: 2015-01-28
Substance identifier: 156128-59-5
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymers with adipic acid, methylated formaldehyde-melamine polymer, neopentyl glycol, trimellitic anhydride and trimethylolpropane, reaction products with iso-Pr alc.
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 130, No. 7, April 03 1996, SOR/96-149
Date published: 1996-04-03
Substance identifier: 1253796-96-1
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, polymers with by-products from manufacture of 1,4-cyclohexanedimethol-di-Me terephthalate-2,2,4,4-tetramethyl-1,3-cyclobutanediol polymer-ethylene glycol reaction products, 1,4-cyclohexanedimethanol, diethylene glycol, ethylene glycol, maleic anhydride and triethylene glycol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 146, No. 8, April 11 2012, SOR/2012-62
Date published: 2012-04-11
Substance identifier: 13480-7
Substance identifier (2):
Substance name: 1,3-Benzenedicarboxylic acid, prepolymer with 1,3-isobenzofurandione, 2,2'-oxobis[ethanol], 1,2-ethanediol, 2,2-dimethyl-1,3-propanediol and 2-oxoheteromonocycle, polymer with 1,3-diisocyanatomethylbenzene
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 1477-55-0
Substance identifier (2):
Substance name: 1,3-Benzenedimethanamine
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 13045-4
Substance identifier (2):
Substance name: 1,3-Benzenedimethanamine, N1,N1,N3,N3-tetrakis(2-oxiranylmethyl)-, polymer with carbomonocycledimethanamine
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 19, September 10, 2025, SOR/2025-174
Date published: 2025-09-10
Substance identifier: 68738-77-2
Substance identifier (2):
Substance name: 1,3-Benzenedimethanamine, polymer with 2,2'-[(1-methylethylidene)bis(4,1-phenyleneoxymethylene)]bis[oxirane] and 2,2,4-trimethyl-1,6-hexanediamine
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 91-04-3
Substance identifier (2):
Substance name: 1,3-Benzenedimethanol, 2-hydroxy-5-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 34391-04-3
Substance identifier (2):
Substance name: 1,3-Benzenedimethanol, α1-[[(1,1-dimethylethyl)amino]methyl]-4-hydroxy-, (α1R)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 3, February 11 2004, SOR/2004-7
Date published: 2004-02-11
Substance identifier: 18559-94-9
Substance identifier (2):
Substance name: 1,3-Benzenedimethanol,α1-[[(1,1-dimethylethyl)amino]methyl]-4-hydroxy-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 3, February 11 2004, SOR/2004-7
Date published: 2004-02-11
Substance identifier: 108-46-3
Substance identifier (2):
Substance name: 1,3-Benzenediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 15245-44-0
Substance identifier (2):
Substance name: 1,3-Benzenediol, 2,4,6-trinitro-, lead(2+) salt (1:1)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5863-44-5
Substance identifier (2):
Substance name: 1,3-Benzenediol, 2,4-bis[(2,4-dimethylphenyl)azo]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 65087-00-5
Substance identifier (2):
Substance name: 1,3-Benzenediol, 2,4-bis[(4-dodecylphenyl)azo]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 29190-28-1
Substance identifier (2):
Substance name: 1,3-Benzenediol, 2,4-bis[(dimethylphenyl)azo]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 608-25-3
Substance identifier (2):
Substance name: 1,3-Benzenediol, 2-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 601-89-8
Substance identifier (2):
Substance name: 1,3-Benzenediol, 2-nitro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 52722-53-9
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4-(2-pyridinylazo)-, disodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 13311-52-9
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4-(2-pyridinylazo)-, monosodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 2246-46-0
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4-(2-thiazolylazo)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 2051-85-6
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4-(phenylazo)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 97-29-0
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4,4'-thiobis-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 67801-52-9
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4,6-bis[[4-(phenylamino)phenyl]azo]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68310-04-3
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4-[(2,4-dimethylphenyl)azo]-2-[(4-dodecylphenyl)azo]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 4867-02-1
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4-[(2-hydroxyphenyl)azo]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 74-39-5
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4-[(4-nitrophenyl)azo]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 153519-44-9
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4-[4,6-bis(2,4-dimethylphenyl)-1,3,5-triazin-2-yl]-, reaction products with [(dodecyloxy)methyl]oxirane and oxirane mono[(C10-16-alkyloxy)methyl] derivs.
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 10, May 08 2002, SOR/2002-160
Date published: 2002-05-08
Substance identifier: 95-88-5
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4-chloro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 136-77-6
Substance identifier (2):
Substance name: 1,3-Benzenediol, 4-hexyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5874-97-5
Substance identifier (2):
Substance name: 1,3-Benzenediol, 5-[1-hydroxy-2-[(1-methylethyl)amino]ethyl]-, sulfate (2:1) (salt)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 3, February 11 2004, SOR/2004-7
Date published: 2004-02-11
Substance identifier: 1944-12-3
Substance identifier (2):
Substance name: 1,3-Benzenediol, 5-[1-hydroxy-2-[[2-(4-hydroxyphenyl)-1-methylethyl]amino]ethyl]-, hydrobromide
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 3, February 11 2004, SOR/2004-7
Date published: 2004-02-11
Substance identifier: 504-15-4
Substance identifier (2):
Substance name: 1,3-Benzenediol, 5-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 26982-54-7
Substance identifier (2):
Substance name: 1,3-Benzenediol, homopolymer
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 85711-73-5
Substance identifier (2):
Substance name: 1,3-Benzenediol, manuf. of, by-products from, distn. residues
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 136-36-7
Substance identifier (2):
Substance name: 1,3-Benzenediol, monobenzoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19348-6
Substance identifier (2):
Substance name: 1,3-Benzenedisubstituted acid, polymer with 2,5-furandione, alkanepolysubstituted acid, oxybis[propane substituted] and 1,2-propanedisubstituted, block
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 153, No. 13, June 26 2019, SOR/2019-208
Date published: 2019-06-26
Substance identifier: 68991-98-0
Substance identifier (2):
Substance name: 1,3-Benzenedisulfonic acid, 4,4'-[1,2-ethenediylbis[(3-sulfo-4,1-phenylene)imino(6-chloro-1,3,5-triazine-4,2-diyl)imino]]bis[6-[[5-(aminocarbonyl)-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-3-pyridinyl]azo]-, hexasodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 149-45-1
Substance identifier (2):
Substance name: 1,3-Benzenedisulfonic acid, 4,5-dihydroxy-, disodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 73019-07-5
Substance identifier (2):
Substance name: 1,3-Benzenedisulfonic acid, 4-[[2-[(aminocarbonyl)amino]-4-[(5-chloro-2,6-difluoro-4-pyrimidinyl)amino]phenyl]azo]-, disodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 83763-54-6
Substance identifier (2):
Substance name: 1,3-Benzenedisulfonic acid, 4-[[2-[(aminocarbonyl)amino]-4-[(5-chloro-2,6-difluoro-4-pyrimidinyl)amino]phenyl]azo]-, sodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 83763-55-7
Substance identifier (2):
Substance name: 1,3-Benzenedisulfonic acid, 4-[[2-[(aminocarbonyl)amino]-4-[(5-chloro-2-fluoro-6-methyl-4-pyrimidinyl)amino]phenyl]azo]-, potassium sodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 2650-17-1
Substance identifier (2):
Substance name: 1,3-Benzenedisulfonic acid, 4-[[4-(ethylamino)-3-methylphenyl][4-(ethylimino)-3-methyl-2,5-cyclohexadien-1-ylidene]methyl]-, monosodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 4463-44-9
Substance identifier (2):
Substance name: 1,3-Benzenedisulfonic acid, 4-[[4-(ethylamino)-3-methylphenyl][4-(ethylimino)-3-methyl-2,5-cyclohexadien-1-ylidene]methyl]-6-hydroxy-, monosodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 70865-29-1
Substance identifier (2):
Substance name: 1,3-Benzenedisulfonic acid, 4-[[5-(aminocarbonyl)-1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-3-pyridinyl]azo]-6-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-, disodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 22781-23-3
Substance identifier (2):
Substance name: 1,3-Benzodioxol-4-ol, 2,2-dimethyl-, methylcarbamate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68298-48-6
Substance identifier (2):
Substance name: 1,3-Benzodioxole, 2-hexyl-2-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 120-58-1
Substance identifier (2):
Substance name: 1,3-Benzodioxole, 5-(1-propenyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 61683-99-6
Substance identifier (2):
Substance name: 1,3-Benzodioxole, 5-(4-methyl-1,3-dioxolan-2-yl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 40527-42-2
Substance identifier (2):
Substance name: 1,3-Benzodioxole, 5-(diethoxymethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 59259-90-4
Substance identifier (2):
Substance name: 1,3-Benzodioxole, 5-(dimethoxymethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 51-03-6
Substance identifier (2):
Substance name: 1,3-Benzodioxole, 5-[[2-(2-butoxyethoxy)ethoxy]methyl]-6-propyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.

A notice or order has been published indicating that the significant new activity (SNAc) provisions of CEPA apply to this substance. This action can be taken when it is suspected that new activities involving a substance could result in the substance becoming toxic under CEPA.

The SNAc provisions of CEPA trigger an obligation for a person to provide the Government of Canada with information about a substance when proposing to use, import or manufacture the substance for a significant new activity. The government then assesses the substance for potential risks to the environment and/or human health. If risks are identified, the government may impose risk management measures.

To access all SNAc notices and orders published under the authority of CEPA, refer to Canada's Open Government Portal.
Recent publication(s): Canada Gazette Part II, Vol. 155, No. 6, March 17 2021, SOR/2021-23
Date published: 2021-03-17
Substance identifier: 94-58-6
Substance identifier (2):
Substance name: 1,3-Benzodioxole, 5-propyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.

A notice or order has been published indicating that the significant new activity (SNAc) provisions of CEPA apply to this substance. This action can be taken when it is suspected that new activities involving a substance could result in the substance becoming toxic under CEPA.

The SNAc provisions of CEPA trigger an obligation for a person to provide the Government of Canada with information about a substance when proposing to use, import or manufacture the substance for a significant new activity. The government then assesses the substance for potential risks to the environment and/or human health. If risks are identified, the government may impose risk management measures.

To access all SNAc notices and orders published under the authority of CEPA, refer to Canada's Open Government Portal.
Recent publication(s): Canada Gazette Part II, Vol. 147, No. 11, May 22 2013, SOR/2013-97
Date published: 2013-05-22
Substance identifier: 120-57-0
Substance identifier (2):
Substance name: 1,3-Benzodioxole-5-carboxaldehyde
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 6951-08-2
Substance identifier (2):
Substance name: 1,3-Benzodioxole-5-carboxylic acid, ethyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 37589-10-9
Substance identifier (2):
Substance name: 1,3-Benzodioxole-5-methanesulfonic acid, α-hydroxy-, monosodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 326-61-4
Substance identifier (2):
Substance name: 1,3-Benzodioxole-5-methanol, acetate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 85262-96-0
Substance identifier (2):
Substance name: 1,3-Benzodioxole-5-methanol, formate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 1205-17-0
Substance identifier (2):
Substance name: 1,3-Benzodioxole-5-propanal, α-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68844-96-2
Substance identifier (2):
Substance name: 1,3-Benzodioxole-5-propanol, α-methyl-, acetate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 75199-20-1
Substance identifier (2):
Substance name: 1,3'-Bipyridinium, 1',2'-dihydro-6'-hydroxy-3,4'-dimethyl-2'-oxo-5'-[[4-(phenylazo)phenyl]azo]-, chloride
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 72765-55-0
Substance identifier (2):
Substance name: 1,3'-Bipyridinium, 1',2'-dihydro-6'-hydroxy-4'-methyl-2'-oxo-5'-[[4-(phenylazo)phenyl]azo]-, salt with hydroxybutanedioic acid (1:1)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 1142950-68-2
Substance identifier (2):
Substance name: 1,3'-Bipyridinium, 5',5'''-[(phenylmethylene)bis(4,1-phenylene-2,1-diazenediyl)]bis[1'-[3-(dimethylamino)propyl]-1',6'-dihydro-2'-hydroxy-4'-methyl-6'-oxo-, chloride (1:2)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 156, No. 1, January 5 2022, SOR/2021-260
Date published: 2022-01-05
Substance identifier: 71032-99-0
Substance identifier (2):
Substance name: 1,3'-Bipyridinium, 5',5'''-[1,2-ethanediylbis(4,1-phenyleneazo)]bis[1',2'-dihydro-6'-hydroxy-4'-methyl-2'-oxo-, salt with 2-hydroxypropanoic acid (1:2)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 75214-63-0
Substance identifier (2):
Substance name: 1,3'-Bipyridinium, 5'-[[4-[[4-[(1',2'-dihydro-6'-hydroxy-3,4'-dimethyl-2'-oxo[1,3'-bipyridinium]-5'-yl)azo]benzoyl]amino]phenyl]azo]-1',2'-dihydro-6'-hydroxy-3,4'-dimethyl-2'-oxo-, salt with 2-hydroxypropanoic acid (1:2)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 89857-06-7
Substance identifier (2):
Substance name: 1,3'-Bipyridinium, 5'-[[4-[[7-[(1',2'-dihydro-6'-hydroxy-3,4'-dimethyl-2'-oxo[1,3'-bipyridinium]-5'-yl)azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]azo]-1'-[3-(dimethylamino)propyl]-1',2'-dihydro-6'-hydroxy-4'-methyl-2'-oxo-, salt with 2-hydroxypropanoic acid (1:2)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 119462-56-5
Substance identifier (2):
Substance name: 1,3-Bis(citraconimidomethyl)benzene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 154, No. 6, March 18, 2020, SOR/2020-34
Date published: 2020-03-18
Substance identifier: 106-99-0
Substance identifier (2):
Substance name: 1,3-Butadiene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 87-68-3
Substance identifier (2):
Substance name: 1,3-Butadiene, 1,1,2,3,4,4-hexachloro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 31900-55-7
Substance identifier (2):
Substance name: 1,3-Butadiene, 1-chloro-, polymer with 1,3-butadiene and 2-chloro-1,3-butadiene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68441-57-6
Substance identifier (2):
Substance name: 1,3-Butadiene, 2,3-dichloro-, homopolymer, brominated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 25067-95-2
Substance identifier (2):
Substance name: 1,3-Butadiene, 2,3-dichloro-, polymer with 2-chloro-1,3-butadiene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 513-81-5
Substance identifier (2):
Substance name: 1,3-Butadiene, 2,3-dimethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 140, No. 24, November 29 2006, SOR/2006-289
Date published: 2006-11-29
Substance identifier: 126-99-8
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-chloro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 9010-98-4
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-chloro-, homopolymer
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 124578-08-1
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-chloro-, homopolymer, reaction products with zinc oxide
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 37450-42-3
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-chloro-, polymer with sulfur
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 130, No. 7, April 03 1996, SOR/96-149
Date published: 1996-04-03
Substance identifier: 78-79-5
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 9003-31-0
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, homopolymer
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68441-58-7
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, homopolymer, chlorinated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68649-03-6
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, homopolymer, of cis-1,4-configuration, chlorinated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68441-13-4
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, homopolymer, of cis-1,4-configuration, cyclized
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 70247-83-5
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, homopolymer, of cis-1,4-configuration, cyclized, phenol-modified
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 137, No. 15, July 16 2003, SOR/2003-259
Date published: 2003-07-16
Substance identifier: 68425-13-8
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, homopolymer, of cis-1,4-configuration, depolymd.
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68071-29-4
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, homopolymer, phenol-modified
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 25102-52-7
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, polymer with 1,3-butadiene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 132983-37-0
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, polymer with 1,3-butadiene, hydrogenated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 25, December 15 2004, SOR/2004-285
Date published: 2004-12-15
Substance identifier: 9010-85-9
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, polymer with 2-methyl-1-propene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68441-14-5
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, polymer with 2-methyl-1-propene, brominated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68081-82-3
Substance identifier (2):
Substance name: 1,3-Butadiene, 2-methyl-, polymer with 2-methyl-1-propene, chlorinated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 9003-17-2
Substance identifier (2):
Substance name: 1,3-Butadiene, homopolymer
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68441-48-5
Substance identifier (2):
Substance name: 1,3-Butadiene, homopolymer, carboxy-terminated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 103170-23-6
Substance identifier (2):
Substance name: 1,3-Butadiene, homopolymer, chlorinated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68954-09-6
Substance identifier (2):
Substance name: 1,3-Butadiene, homopolymer, hydrogenated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 7, March 27 2002, SOR/2002-115
Date published: 2002-03-27
Substance identifier: 68954-10-9
Substance identifier (2):
Substance name: 1,3-Butadiene, homopolymer, hydrogenated, hydroxy-terminated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 69102-90-5
Substance identifier (2):
Substance name: 1,3-Butadiene, homopolymer, hydroxy-terminated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 179005-14-2
Substance identifier (2):
Substance name: 1,3-Butadiene, homopolymer, maleated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 150, No. 1, January 13 2016, SOR/2015-255
Date published: 2016-01-13
Substance identifier: 68441-52-1
Substance identifier (2):
Substance name: 1,3-Butadiene, homopolymer, oligomeric
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 147170-46-5
Substance identifier (2):
Substance name: 1,3-Butadiene, homopolymers, oligomeric, maleated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 142, No. 1, January 09 2008, SOR/2008-16
Date published: 2008-01-09
Substance identifier: 26337-95-1
Substance identifier (2):
Substance name: 1,3-Butadiene, polymer with 1,1-dichloroethene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 97-84-7
Substance identifier (2):
Substance name: 1,3-Butanediamine, N,N,N',N'-tetramethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 107-88-0
Substance identifier (2):
Substance name: 1,3-Butanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 125826-33-7
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with (chloromethyl)oxirane, ethyloxirane, 4,4'-(1-methylethylidene)bis[phenol] and oxirane
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 70644-57-4
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 1,1'-methylenebis[4-isocyanatobenzene], [(1-methyl-1,2-ethanediyl)bis(oxy)]bis[propanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68259-30-3
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 1,3-diisocyanato-2-methylbenzene, 2,4-diisocyanato-1-methylbenzene, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and α-hydro-ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 87911-91-9
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 1,3-diisocyanatomethybenzene and α-hydro-ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 9046-75-7
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 1,3-diisocyanatomethylbenzene and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68037-29-6
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 1,3-diisocyanatomethylbenzene and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, phenol-blocked
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 125329-06-8
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 1,3-diisocyanatomethylbenzene and α-hydro-ω-hydroxypoly(oxy-1,2-ethanediyl)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 65605-51-8
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 1,3-diisocyanatomethylbenzene and α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 9038-90-8
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 1,3-diisocyanatomethylbenzene, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and α-hydro-ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68409-56-3
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 1-butanol aluminum salt and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, acetate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 56602-86-9
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 2,4-diisocyanato-1-methylbenzene and α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 30228-07-0
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 103818-82-2
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, di-Et malonate-blocked
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 105431-82-1
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 1,1'-methylenebis[4-isocyanatobenzene] and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68400-67-9
Substance identifier (2):
Substance name: 1,3-Butanediol, polymer with α-butyl-ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)] and 1,3-diisocyanatomethylbenzene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 326-91-0
Substance identifier (2):
Substance name: 1,3-Butanedione, 4,4,4-trifluoro-1-(2-thienyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 12248-8
Substance identifier (2):
Substance name: 1,3-Carbomonocycledicarboxylic acid, polymer with 1,3-isobenzofurandione, 2,2-dimethyl-1,3-propanediol, 2,2'-oxybisethanol, 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane and 4-ethenyloxy-1-butanol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 137, No. 22, October 22 2003, SOR/2003-334
Date published: 2003-10-22
Substance identifier: 13044-3
Substance identifier (2):
Substance name: 1,3-Carbomonocycledicarboxylic acid, polymer with 1,4-cyclohexanedimethanol, diisocyanato-2,2,4-trimethylhexane, diisocyanato-2,4,4-trimethylhexane, dimethyl-1,4-cyclohexanedicarboxylate, 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol and 2-ethyl-2-(hydroxyethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 137, No. 22, October 22 2003, SOR/2003-334
Date published: 2003-10-22
Substance identifier: 13046-5
Substance identifier (2):
Substance name: 1,3-Carbomonocycledicarboxylic acid, polymer with decanedioic acid, 2,2-dimethyl-1,3-propanediol and 2-ethyl-2-(hydroxyethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 9, April 24 2024, SOR/2024-57
Date published: 2024-04-24
Substance identifier: 12947-5
Substance identifier (2):
Substance name: 1,3-Carbomonocycledicarboxylic acid, polymer with trimethyolethane, 2,2-dimethyl-1,3-propanediol, 3-hydroxy-2,2-dimethylpropyl-3-hydroxy-2,2-dimethylpropyl propenoate, hexahydrophthalic anhydride and 2-oxepanone
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.
Recent publication(s): Canada Gazette Part II, Vol. 135, No. 11, May 23 2001, SOR/2001-166
Date published: 2001-05-23
Substance identifier: 3010-96-6
Substance identifier (2):
Substance name: 1,3-Cyclobutanediol, 2,2,4,4-tetramethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 933-52-8
Substance identifier (2):
Substance name: 1,3-Cyclobutanedione, 2,2,4,4-tetramethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 99-86-5
Substance identifier (2):
Substance name: 1,3-Cyclohexadiene, 1-methyl-4-(1-methylethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 99-83-2
Substance identifier (2):
Substance name: 1,3-Cyclohexadiene, 2-methyl-5-(1-methylethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 4221-98-1
Substance identifier (2):
Substance name: 1,3-Cyclohexadiene, 2-methyl-5-(1-methylethyl)-, (R)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 116-26-7
Substance identifier (2):
Substance name: 1,3-Cyclohexadiene-1-carboxaldehyde, 2,6,6-trimethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 35044-59-8
Substance identifier (2):
Substance name: 1,3-Cyclohexadiene-1-carboxylic acid, 2,6,6-trimethyl-, ethyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 3385-21-5
Substance identifier (2):
Substance name: 1,3-Cyclohexanediamine
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 13897-56-8
Substance identifier (2):
Substance name: 1,3-Cyclohexanediamine, 2-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 148, No. 22, October 22 2014, SOR/2014-226
Date published: 2014-10-22
Substance identifier: 13897-55-7
Substance identifier (2):
Substance name: 1,3-Cyclohexanediamine, 4-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 148, No. 22, October 22 2014, SOR/2014-226
Date published: 2014-10-22
Substance identifier: 74722-06-8
Substance identifier (2):
Substance name: 1,3-Cyclohexanediamine, polymer with 1,2-ethanediamine, α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl) and 1,1'-methylenebis[4-isocyanatobenzene]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 2579-20-6
Substance identifier (2):
Substance name: 1,3-Cyclohexanedimethanamine
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 3, January 30 2002, SOR/2002-50
Date published: 2002-01-30
Substance identifier: 126-81-8
Substance identifier (2):
Substance name: 1,3-Cyclohexanedione, 5,5-dimethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 542-92-7
Substance identifier (2):
Substance name: 1,3-Cyclopentadiene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 77-47-4
Substance identifier (2):
Substance name: 1,3-Cyclopentadiene, 1,2,3,4,5,5-hexachloro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68441-65-6
Substance identifier (2):
Substance name: 1,3-Cyclopentadiene, 1,2,3,4,5,5-hexachloro-, adduct with 1,3-butadiene homopolymer
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 26519-91-5
Substance identifier (2):
Substance name: 1,3-Cyclopentadiene, methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 3859-41-4
Substance identifier (2):
Substance name: 1,3-Cyclopentanedione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 31107-36-5
Substance identifier (2):
Substance name: 1,3-Diazetidin-2-one, 1,3-bis[4-[(4-isocyanatophenyl)methyl]phenyl]-4-[[4-[(4-isocyanatophenyl)methyl]phenyl]imino]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 26747-90-0
Substance identifier (2):
Substance name: 1,3-Diazetidine-2,4-dione, 1,3-bis(3-isocyanatomethylphenyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 23501-81-7
Substance identifier (2):
Substance name: 1,3-Diazetidine-2,4-dione, 1,3-bis(6-isocyanatohexyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 72828-34-3
Substance identifier (2):
Substance name: 1,3-Diazetidine-2,4-dione, 1,3-bis[(5-isocyanato-1,3,3-trimethylcyclohexyl)methyl]-, polymer with 1,4-butanediol, 2-ethyl-1-hexanol-blocked
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 26, December 18, 2024, SOR/2024-250
Date published: 2024-12-18
Substance identifier: 17589-24-1
Substance identifier (2):
Substance name: 1,3-Diazetidine-2,4-dione, 1,3-bis[4-[(4-isocyanatophenyl)methyl]phenyl]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 14274-0
Substance identifier (2):
Substance name: 1,3-Dihydro-1,3-substituted-5-isobenzofurancarboxylic acid, polymer with 2,4-diisocyanato-1-methylbenzene, 1,1'-methylenebis[4-isocyanatocarbomonocycle] and nonanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 14857-7
Substance identifier (2):
Substance name: 1,3-Diisocyanatoalkylbenzene, polymer with α,α'-[(methylimino)di-2,1-ethanediyl]bis[ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)], acetates (salts)
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 137, No. 15, July 16 2003, SOR/2003-259
Date published: 2003-07-16
Substance identifier: 14569-7
Substance identifier (2):
Substance name: 1,3-Diisocyanatomethylbenzene, polymer with cyclohexanol, ethanol, α,α',α''-1,2,3-propanetriyltris[ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]] and dimethylisopropyltetradecahydropolycyclic alcohol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 14470-7
Substance identifier (2):
Substance name: 1,3-Diisocyanatomethylbenzene, polymer with unsubstituted, mono and disubstituted polyols, sodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 14700-3
Substance identifier (2):
Substance name: 1,3-Diisocyanatomethylbenzene, α-hydro-ω-hydroxypoly(oxy-1,4-butanediyl) and polyalkyl substituted carbomonocyclic diisocyanate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 24, November 20 2002, SOR/2002-409
Date published: 2002-11-20
Substance identifier: 931-40-8
Substance identifier (2):
Substance name: 1,3-Dioxalan-2-one, 4-(hydroxymethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 142, No. 19, September 17 2008, SOR/2008-290
Date published: 2008-09-17
Substance identifier: 828-00-2
Substance identifier (2):
Substance name: 1,3-Dioxan-4-ol, 2,6-dimethyl-, acetate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 4740-79-8
Substance identifier (2):
Substance name: 1,3-Dioxan-5-ol, 2-(phenylmethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 117933-89-8
Substance identifier (2):
Substance name: 1,3-Dioxane, 2-(2,4-dimethyl-3-cyclohexen-1-yl)-5-methyl-5-(1-methylpropyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68258-94-6
Substance identifier (2):
Substance name: 1,3-Dioxane, 2-(2,6-dimethyl-1,5-heptadienyl)-4,4,6-trimethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 61920-45-4
Substance identifier (2):
Substance name: 1,3-Dioxane, 2,2,5,5-tetramethyl-4-(1-methylethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 37922-18-2
Substance identifier (2):
Substance name: 1,3-Dioxane, 2,4,5-trimethyl-4-phenyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5182-36-5
Substance identifier (2):
Substance name: 1,3-Dioxane, 2,4,6-trimethyl-4-phenyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5406-58-6
Substance identifier (2):
Substance name: 1,3-Dioxane, 2,5,5-trimethyl-2-phenyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 54546-26-8
Substance identifier (2):
Substance name: 1,3-Dioxane, 2-butyl-4,4,6-trimethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 6413-74-7
Substance identifier (2):
Substance name: 1,3-Dioxane, 4,4,6-trimethyl-2-(1-propenyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 67633-94-7
Substance identifier (2):
Substance name: 1,3-Dioxane, 4,4,6-trimethyl-2-(phenylmethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 94291-56-2
Substance identifier (2):
Substance name: 1,3-Dioxane, 4,4,6-trimethyl-2-[1-methyl-2-[4-(1-methylethyl)phenyl]ethyl]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5468-07-5
Substance identifier (2):
Substance name: 1,3-Dioxane, 4-methyl-2-(phenylmethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 1745-87-5
Substance identifier (2):
Substance name: 1,3-Dioxane, 4-methyl-2-propyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 3583-00-4
Substance identifier (2):
Substance name: 1,3-Dioxane, 5,5-dimethyl-4-(1-methylethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 30007-47-7
Substance identifier (2):
Substance name: 1,3-Dioxane, 5-bromo-5-nitro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 6228-25-7
Substance identifier (2):
Substance name: 1,3-Dioxane-5,5-dimethanol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 25214-85-1
Substance identifier (2):
Substance name: 1,3-Dioxepane, polymer with 1,3,5-trioxane
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 96-49-1
Substance identifier (2):
Substance name: 1,3-Dioxolan-2-one
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 22432-68-4
Substance identifier (2):
Substance name: 1,3-Dioxolan-2-one, 4,4,5,5-tetrachloro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 108-32-7
Substance identifier (2):
Substance name: 1,3-Dioxolan-2-one, 4-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 442168-12-9
Substance identifier (2):
Substance name: 1,3-Dioxolan-2-one, 4-methyl-, polymer with 1,6-diisocyanatohexane, hydrazine and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, N-(1-methylethyl)-2-propanamine-blocked
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 141, No. 25, December 12 2007, SOR/2007-270
Date published: 2007-12-12
Substance identifier: 149295-53-4
Substance identifier (2):
Substance name: 1,3-Dioxolan-2-one, polymer with 1,4-butanediol and 1,6-hexanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 152, No. 16, August 08, 2018, SOR/2018-163
Date published: 2018-08-08
Substance identifier: 646-06-0
Substance identifier (2):
Substance name: 1,3-Dioxolane
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 74094-63-6
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-(1,5-dimethyl-4-hexenyl)-4-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 66408-78-4
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-(2,6-dimethyl-1,5-heptadienyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 10444-50-5
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-(2,6-dimethyl-1,5-heptadienyl)-4-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 74094-64-7
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-(2,6-dimethyl-5-heptenyl)-4-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 4359-54-0
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-(2-furanyl)-4-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5660-60-6
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-(2-phenylethenyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 4360-60-5
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-(2-phenylethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 6414-32-0
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-(4-methoxyphenyl)-4-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 101-49-5
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-(phenylmethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 1193-11-9
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2,2,4-trimethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 3299-32-9
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2,4,5-trimethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 3390-12-3
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2,4-dimethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68258-95-7
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2,4-dimethyl-2-(4-methyl-3-pentenyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68901-32-6
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-[6-methyl-8-(1-methylethyl)bicyclo[2.2.2]oct-5-en-2-yl]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 126-39-6
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-ethyl-2-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 4359-57-3
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-heptyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 74094-61-4
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-heptyl-4-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 1708-34-5
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-hexyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 4351-10-4
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-hexyl-4-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 497-26-7
Substance identifier (2):
Substance name: 1,3-Dioxolane, 2-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5468-06-4
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4,5-dimethyl-2-(phenylmethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 67879-60-1
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-methyl-2-(1-methylethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 94089-21-1
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-methyl-2-(1-pentenyl)-, (E)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 67634-23-5
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-methyl-2-(1-phenylethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 18433-93-7
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-methyl-2-(2-methylpropyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 4353-01-9
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-methyl-2-(2-phenylethenyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 58244-29-4
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-methyl-2-(4-methylphenyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5468-05-3
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-methyl-2-(phenylmethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5421-12-5
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-methyl-2-nonyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68391-39-9
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-methyl-2-octyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 1599-49-1
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-methyl-2-pentyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 1075-20-3
Substance identifier (2):
Substance name: 1,3-Dioxolane, 4-phenyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 6290-17-1
Substance identifier (2):
Substance name: 1,3-Dioxolane-2-acetic acid, 2,4-dimethyl-, ethyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 6413-10-1
Substance identifier (2):
Substance name: 1,3-Dioxolane-2-acetic acid, 2-methyl-, ethyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 941-43-5
Substance identifier (2):
Substance name: 1,3-Dioxolane-2-propanoic acid, 2-methyl-, ethyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5694-72-4
Substance identifier (2):
Substance name: 1,3-Dioxolane-4-methanol, 2-(phenylmethyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 100-79-8
Substance identifier (2):
Substance name: 1,3-Dioxolane-4-methanol, 2,2-dimethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 1708-35-6
Substance identifier (2):
Substance name: 1,3-Dioxolane-4-methanol, 2-hexyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 5660-53-7
Substance identifier (2):
Substance name: 1,3-Dioxolane-4-methanol, 2-methyl-2-(2-methylpropyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 150, No. 7, April 06 2016, SOR/2016-46
Date published: 2016-04-06
Substance identifier: 4379-23-1
Substance identifier (2):
Substance name: 1,3-Dioxolane-4-methanol, 2-propyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 14698-29-4
Substance identifier (2):
Substance name: 1,3-Dioxolo[4,5-g]quinoline-7-carboxylic acid, 5-ethyl-5,8-dihydro-8-oxo-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19096-7
Substance identifier (2):
Substance name: 1,3-Disubstitutedbenzene, polymer with 2-ethyl-2-hydroxymethyl-1,3-propanediol, 2,5-furandione, methylalkanediol and hexanedioic acid
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 151, No. 4, February 22 2017, SOR/2017-7
Date published: 2017-02-22
Substance identifier: 16930-1
Substance identifier (2):
Substance name: 1,3-Disubstitutedfurandione, polymer with α-hydro-ω-hydroxypoly(oxyalkylenediyl) and 2,2'-[(1-methylethylidene)bis(4,1-phenyleneoxymethylene)]bis[oxirane], 2-propenoate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 14, July 14 2004, SOR/2004-159
Date published: 2004-07-14
Substance identifier: 5616-51-3
Substance identifier (2):
Substance name: 1,3-Dithiolane, 2-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 58446-52-9
Substance identifier (2):
Substance name: 1,3-Eicosanedione, 1-phenyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19695-3
Substance identifier (2):
Substance name: 1,3-Heteropolycyclicdione polysubstituted polymer with 1,4-cyclohexanedimethanol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 2,2,4,4-tetramethyl-1,3-cyclobutanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 6, March 13 2024, SOR/2024-37
Date published: 2024-03-13
Substance identifier: 94-96-2
Substance identifier (2):
Substance name: 1,3-Hexanediol, 2-ethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 71938-72-2
Substance identifier (2):
Substance name: 1,3-Hexanediol, 2-ethyl-, polymer with 1,6-diisocyanatohexane
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.
Recent publication(s): Canada Gazette Part II, Vol. 133, No. 25, December 08 1999, SOR/99-446
Date published: 1999-12-08
Substance identifier: 103818-86-6
Substance identifier (2):
Substance name: 1,3-Hexanediol, 2-ethyl-, polymer with 1,6-diisocyanatohexane and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane, di-Et malonate- and Et acetoacetate-blocked
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 66072-22-8
Substance identifier (2):
Substance name: 1,3-Hexanediol, 2-methyl-, polymer with 1,3-butadiene, 1,3-diisocyanatomethylbenzene and 5-isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 85-44-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 1034700-13-4
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione polymer with 2-ethyl-1-hexanol, 2,5-furandione, 2,2'-oxybis-ethanol and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 143, No. 1, January 07 2009, SOR/2009-2
Date published: 2009-01-07
Substance identifier: 67953-85-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,5,7a-tetrahydro-, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 21, October 20 2004, SOR/2004-209
Date published: 2004-10-20
Substance identifier: 85-43-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 27417-02-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-, compd. with 2,5-furandione, 1,3-isobenzofurandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 68037-25-2
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-, polymer with 1,2-ethanediol and 2,5-furandione, brominated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 71549-87-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-, polymer with 2,2-bis(bromomethyl)-1,3-propanediol, 1,2-ethanediol and 2,5-furandione, brominated
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 103694-78-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-, polymer with 2,2-bis[(2-propenyloxy)methyl]-1-butanol, 2,2'-[1,2-ethanediylbis(oxy)]bis[ethanol], 2,5-furandione and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 25749-56-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-, polymer with 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 31276-07-0
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-, polymer with 2,5-furandione and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 103458-31-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-, polymer with benzenemethanol, 1,2-ethanediol, 2,5-furandione and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 29811-04-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-5-(4-methyl-3-pentenyl)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 16726-03-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-5-methyl-4-(3-methyl-2-butenyl)-, (E)-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 26590-20-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydromethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 632-79-1
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 4,5,6,7-tetrabromo-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 65256-97-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 4,5,6,7-tetrabromo-, polymer with 1,2-ethanediol, 2,5-furandione and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 135, No. 5, February 28 2001, SOR/2001-78
Date published: 2001-02-28
Substance identifier: 28574-50-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 4,5,6,7-tetrabromo-, polymer with 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 117-08-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 4,5,6,7-tetrachloro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 29403-69-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 4,5,6,7-tetrachloro-, polymer with 1,2-ethanediol and 2,5-furandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 641-70-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 4-nitro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 61128-46-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis-, polymer with 1,3-benzenediamine
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 61128-47-0
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)bis-, polymer with 1,4-benzenediamine
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 148, No. 13, June 18 2014, SOR/2014-129
Date published: 2014-06-18
Substance identifier: 32240-73-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 5,5'-[2,2,2-trifluoro-1-(trifluoromethyl)ethylidene]bis-, polymer with 4,4'-oxybis[benzenamine]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 2421-28-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 5,5'-carbonylbis-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 31942-21-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 5,5'-carbonylbis-, polymer with 1,3-benzenediamine and 4,4'-oxybis[benzenamine]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 99904-22-0
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 5,5'-carbonylbis-, polymer with 1,3-benzenediamine and 4,4'-oxybis[benzenamine], 2-[(2-methyl-1-oxo-2-propenyl)oxy]ethyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 25038-84-0
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 5,5'-carbonylbis-, polymer with 4,4'-methylenebis[benzenamine]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 62891-63-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 5,5'-carbonylbis-, polymer with 4,4'-methylenebis[benzenamine] and 3,3'-(1,1,3,3-tetramethyl-1,3-disiloxanediyl)bis[1-propanamine]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19438-61-0
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, 5-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 85-42-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 14497-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro- polymer with 2-alkyl-2-ethyl-1,3-propanediol and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 140, No. 13, June 28 2006, SOR/2006-141
Date published: 2006-06-28
Substance identifier: 18581-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 1,1,'-iminobis [alkanol], dodecanoate (ester) and neodecanoate (ester)
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 147, No. 16, July 31 2013, SOR/2013-147
Date published: 2013-07-31
Substance identifier: 129218-09-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 1,4-cyclohexanedimethanol, 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 137, No. 22, October 22 2003, SOR/2003-334
Date published: 2003-10-22
Substance identifier: 121029-02-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 1,6-diisocyanato-2,2,4-trimethylhexane, 1,6-diisocyanato-2,4,4-trimethylhexane, 2,2-dimethyl-1,3-propanediol and 1,6-hexanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 109579-95-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2,4-trimethyl-1,3-pentanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 125302-09-2
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2'-[(1-methylethylidene)bis(4,1-phenyleneoxymethylene)]bis[oxirane], α,α',α''-1,2,3-propanetriyltris[ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]], 2,2,4-trimethyl-1,6-hexanediamine and 2,4,4-trimethyl-1,6-hexanediamine
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 14444-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and hydroxyalkyl acid ester
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 147, No. 7, March 27 2013, SOR/2013-30
Date published: 2013-03-27
Substance identifier: 189354-27-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol, 3,5,5-trimethylhexanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 147, No. 8, April 10 2013, SOR/2013-57
Date published: 2013-04-10
Substance identifier: 61505-09-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 195214-67-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 3,5,5-trimethylhexanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 142, No. 4, February 20 2008, SOR/2008-33
Date published: 2008-02-20
Substance identifier: 87079-34-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 150, No. 4, February 24 2016, SOR/2016-17
Date published: 2016-02-24
Substance identifier: 157348-57-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol, ethyl-2-(hydroxymethyl)-1,3-propanediol and 1,6-hexanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 26, December 18 2002, SOR/2002-453
Date published: 2002-12-18
Substance identifier: 125302-17-2
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol, 1,6-hexanediol and 1,1'-methylenebis[4-isocyanatocyclohexane]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 14289-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-alkanediol and 2,2,4-trimethyl-1,3-pentanediol, carbamate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 26, December 18 2002, SOR/2002-453
Date published: 2002-12-18
Substance identifier: 165809-91-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 2,2,4,4-tetramethyl-1,3-cyclobutanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 157, No. 10, May 10 2023, SOR/2023-76
Date published: 2023-05-10
Substance identifier: 170836-64-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 2,5-furandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.
Recent publication(s): Canada Gazette Part II, Vol. 133, No. 20, September 29 1999, SOR/99-366
Date published: 1999-09-29
Substance identifier: 366016-41-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,5-furandione and 1,2-propanediol, 2-ethylhexyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 137, No. 10, May 07 2003, SOR/2003-151
Date published: 2003-05-07
Substance identifier: 14498-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2-alkyl-2-(hydroxymethyl)-1,3-propanediol and 1,6-hexanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 24, November 20 2002, SOR/2002-409
Date published: 2002-11-20
Substance identifier: 61842-72-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 229622-12-2
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 1,3-isobenzofurandione, 3,5,5-trimethylhexanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 142, No. 9, April 30 2008, SOR/2008-113
Date published: 2008-04-30
Substance identifier: 68683-14-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-, polymer with α,α',α''-1,2,3-propanetriyltris[ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 57110-29-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-4-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 19438-60-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-5-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 16063-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydro-5-methyl-, polymer with 2,2-bis(hydroxymethyl)-1,3-alkanediol, alkyloxirane and hexahydro-1,3-isobenzofurandione, 3-oxoalkanoate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 145, No. 4, February 16 2011, SOR/2011-29
Date published: 2011-02-16
Substance identifier: 18363-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydroalkyl-, polymer with 2,2-bis(hydroxyalkyl)-1,3-propanediol, alkyloxirane and hexahydro-1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 146, No. 4, February 15 2012, SOR/2012-5
Date published: 2012-02-15
Substance identifier: 25550-51-0
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydromethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 169276-17-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, hexahydromethyl-, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol, hexahydro-1,3-isobenzofurandione and oxirane
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 23, November 6 2024, SOR/2024-205
Date published: 2024-11-06
Substance identifier: 220681-83-4
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with (chloromethyl)oxirane and 4,4'-(1-methylethylidene)bis[phenol], ester with α-[2-[(1-oxo-2-propenyl)oxy]ethyl]-ω-hydroxypoly[oxy(1-oxo-1,6-hexanediyl)]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 141, No. 6, March 21 2007, SOR/2007-53
Date published: 2007-03-21
Substance identifier: 259794-70-2
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with (chloromethyl)oxirane, 4,4'-(1-methylethylidene) bis[phenol] and α,α'-[(1-methylethylidene)di-4,1-phenylene]bis[ω-hydroxypoly[oxy(methyl-1,2-ethanediyl)]], benzoate octadecanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 142, No. 23, November 12 2008, SOR/2008-295
Date published: 2008-11-12
Substance identifier: 26655-24-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2,3-propanetriol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 27275-32-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 74721-66-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 31131-70-1
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol and 2-oxepanone
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 70775-80-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol, [tetradecahydro-1,4a-dimethyl-7-(1-methylethyl)-1-phenanthrenyl]methyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 125826-32-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol, 2-(hydroxymethyl)-2-methyl-1,3-propanediol and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 26588-55-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol, 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 28679-80-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol, 2,5-furandione and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 65700-35-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol, 2,5-furandione and oxybis[propanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 58182-50-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol, 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 219609-17-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol, 2,5-furandione, 2-methyl-1,3-propanediol and 1,2-propanediol, 2-ethylhexyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 19, September 10, 2025, SOR/2025-174
Date published: 2025-09-10
Substance identifier: 18286-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-ethanediol, 2,5-furandione, alkanediol and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 145, No. 15, July 20 2011, SOR/2011-145
Date published: 2011-07-20
Substance identifier: 31976-47-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 27056-13-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,3-butanediol, 1,2-ethanediol and 2,5-furandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 105431-79-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,4-cyclohexanedimethanol, 1,6-diisocyanatohexane, 2,2-dimethyl-1,3-propanediol, 1,2-ethanediol and 2-ethyl-2-(hydroxymethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 54797-78-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,6-hexanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 104376-60-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 1,6-hexanediol, isodecyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 72968-15-1
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2'-[1,2-ethanediylbis(oxy)]bis[ethanol], 3,5,5-trimethylhexyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68186-30-1
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2'-[1,2-ethanediylbis(oxy)]bis[ethanol], benzoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 69961-72-4
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(bromomethyl)-1,3-propanediol, 2,5-furandione and 3a,4,7,7a-tetrahydro-1,3-isobenzofurandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 61215-87-0
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and 1,2,3-propanetriol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 165307-61-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and 1,2,3-propanetriol, benzoate (9Z,12Z)-9,12-octadecadienoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 133, No. 20, September 29 1999, SOR/99-366
Date published: 1999-09-29
Substance identifier: 124779-42-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and 1,2,3-propanetriol, benzoate octadecanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68389-60-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and 1,2,3-propanetriol, dodecanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 26, December 18, 2024, SOR/2024-250
Date published: 2024-12-18
Substance identifier: 103591-10-2
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and 1,2-propanediol, decanoate isononanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68439-41-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and 1,2-propanediol, dodecanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68123-20-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol and oxybis[propanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 98721-48-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol, 1,2-propanediol and 1,2,3-propanetriol, benzoate (Z,Z)-9,12-octadecadienoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68855-15-2
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(hydroxymethyl)-1,3-propanediol, 2-butenoate (Z,Z)-9,12-octadecadienoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 13613-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis(substituted methyl)-1,3-propanediol and 2,2'-substituted bis(ethanol)
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 6, March 12, 2025, SOR/2025-56
Date published: 2025-03-12
Substance identifier: 66559-38-4
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis[(2-propenyloxy)methyl]-1-butanol, 1,2-ethanediol, 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 103712-66-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis[(2-propenyloxy)methyl]-1-butanol, 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2-propanediol, 2-(2-butoxyethoxy)ethyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 67859-88-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-bis[(2-propenyloxy)methyl]-1-butanol, ethenylbenzene, 2,5-furandione and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 18843-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-dimethyl-1,3-propanediol and 1,2-ethanediol, di[substituted carbomonocycle ester]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 149, No. 14, July 15 2015, SOR/2015-174
Date published: 2015-07-15
Substance identifier: 28572-30-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-dimethyl-1,3-propanediol and 2,5-furandione
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 155, No. 9, April 28 2021, SOR/2021-79
Date published: 2021-04-28
Substance identifier: 52453-94-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-dimethyl-1,3-propanediol, 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 115079-34-0
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2-dimethyl-1,3-propanediol, 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 158, No. 26, December 18, 2024, SOR/2024-250
Date published: 2024-12-18
Substance identifier: 32472-85-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 27026-61-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2'-oxybis[ethanol] and 1,2,3-propanetriol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 19, September 10, 2025, SOR/2025-175
Date published: 2025-09-10
Substance identifier: 128439-94-1
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2'-oxybis[ethanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 53452-54-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,2'-oxybis[ethanol], 2-propenoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 134, No. 19, September 13 2000, SOR/2000-346
Date published: 2000-09-13
Substance identifier: 25037-66-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 67989-07-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione and 1,2-propanediol, benzoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 139, No. 7, April 06 2005, SOR/2005-56
Date published: 2005-04-06
Substance identifier: 26123-45-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 81192-92-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione and 2-methyl-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 27, December 31, 2025, SOR/2025-252
Date published: 2025-12-31
Substance identifier: 219609-18-4
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione and 2-methyl-1,3-propanediol, 2-ethylhexyl ester
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 159, No. 19, September 10, 2025, SOR/2025-174
Date published: 2025-09-10
Substance identifier: 26301-25-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione and oxybis[propanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 18223-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione, (1,3-disubstituted)isobutane and 1,2-propanediol, 2-ethylhexyl ester, benzoate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 145, No. 15, July 20 2011, SOR/2011-145
Date published: 2011-07-20
Substance identifier: 34540-93-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2,3-propanetriol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 26098-37-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68541-30-0
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione, 2,2'-oxybis[ethanol] and 3a,4,7,7a-tetrahydro-4,7-methano-1H-indene
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 65997-33-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione, 2,2'-oxybis[ethanol], oxybis[propanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 37347-86-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2,5-furandione, oxybis[propanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 67923-94-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-ethyl-1-hexanol, 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 10, May 08 2002, SOR/2002-160
Date published: 2002-05-08
Substance identifier: 17903-2
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-ethyl-1-hexanol, 2,5-furandione, 1,2-propanediol and substituted alkane
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 142, No. 17, August 20 2008, SOR/2008-242
Date published: 2008-08-20
Substance identifier: 30525-36-1
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 72244-96-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 2,5-furandione, benzoate 2-ethylhexanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 65605-82-5
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 62118-21-2
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,5-furandione, 1,6-hexanediol and 4,4'-(1-methylethylidene)bis[cyclohexanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 103458-33-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,5-furandione, 1,6-hexanediol and 4,4'-(1-methylethylidene)bis[cyclohexanol], 2-ethylhexanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was manufactured or imported during the transitional period (i.e. between January 1, 1987 and July 1, 1994) and was added to the DSL following a risk assessment by Environment and Climate Change Canada and Health Canada.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 138, No. 23, November 17 2004, SOR/2004-234
Date published: 2004-11-17
Substance identifier: 65588-77-4
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 2,5-furandione, 2,2'-oxybis[ethanol] and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 105845-11-2
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 3,3,5-trimethylhexanoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 157, No. 24, November 22 2023, SOR/2023-232
Date published: 2023-11-22
Substance identifier: 127378-95-4
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, benzoate (Z,Z)-9,12-octadecadienoate
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 28574-51-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with 2-methyloxirane and 2,2'-oxybis[ethanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 144, No. 9, April 28 2010, SOR/2010-82
Date published: 2010-04-28
Substance identifier: 18870-6
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with alkanediol and α-hydro-ω-hydroxypoly (oxy-1,2-ethanediyl) ether with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol (3:1), 2-propenoate
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.
Recent publication(s): Canada Gazette Part II, Vol. 149, No. 19, September 23 2015, SOR/2015-216
Date published: 2015-09-23
Substance identifier: 19562-0
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with alkyl(hydroxyalkyl)alkanediol, 1,6-hexanediol and (alkylalkylidene)bis[cyclohexanol]
Additional information: This substance is on the Domestic Substances List (DSL).

This substance is listed under its masked name and its Confidential Accession Number assigned by Environment and Climate Change Canada. Substances with confidential substance names are published with masked chemical or biological names, i.e. the masked name does not fully disclose the substance composition.

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 156, No. 1, January 5 2022, SOR/2021-265
Date published: 2022-01-05
Substance identifier: 362603-94-9
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with dihydro-2,5-furandione and 1,1'-iminobis[2-propanol]
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL following notification in accordance with the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms) and assessment under CEPA.

This substance meets the Reduced Regulatory Requirement (RRR) polymer criteria prescribed by the New Substances Notification Regulations (Chemicals and Polymers). Any form of the substance that does not meet the RRR polymer criteria is subject to notification under those regulations prior to import or manufacture.

For more information on the regulatory requirements for new chemicals and polymers, refer to the Guidance document for the New Substances Notification Regulations (Chemicals and Polymers).
Recent publication(s): Canada Gazette Part II, Vol. 146, No. 17, August 15 2012, SOR/2012-157
Date published: 2012-08-15
Substance identifier: 26182-24-1
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, polymer with ethenylbenzene, 2,5-furandione and 1,2-propanediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 342410-84-8
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, reaction products with diethanolamine
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 136, No. 3, January 30 2002, SOR/2002-50
Date published: 2002-01-30
Substance identifier: 26266-63-7
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, tetrahydro-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 34090-76-1
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, tetrahydro-5-methyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 11070-44-3
Substance identifier (2):
Substance name: 1,3-Isobenzofurandione, tetrahydromethyl-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 68433-81-8
Substance identifier (2):
Substance name: 1,3-Methanonaphthalen-7(1H)-one, 2,3,4,4a,5,6-hexahydro-2,2-dimethyl-, [1R-(1α,3α,4aα)]-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 132-86-5
Substance identifier (2):
Substance name: 1,3-Naphthalenediol
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 82-47-3
Substance identifier (2):
Substance name: 1,3-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 2610-05-1
Substance identifier (2):
Substance name: 1,3-Naphthalenedisulfonic acid, 6,6'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4-amino-5-hydroxy-, tetrasodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 314-13-6
Substance identifier (2):
Substance name: 1,3-Naphthalenedisulfonic acid, 6,6'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4-amino-5-hydroxy-, tetrasodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 72208-28-7
Substance identifier (2):
Substance name: 1,3-Naphthalenedisulfonic acid, 7,7'-[(4,6-dihydroxy-1,3-phenylene)bis(azo)]bis-, compd. with N,N'-bis(2-methylphenyl)guanidine (1:4)
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Substance identifier: 12217-64-0
Substance identifier (2):
Substance name: 1,3-Naphthalenedisulfonic acid, 7,7'-[carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis-, tetrasodium salt
Additional information: This substance is on the Domestic Substances List (DSL).

The manufacture or import of a substance not on the DSL may be subject to notification under the New Substances Notification Regulations (Chemicals and Polymers) or the New Substances Notification Regulations (Organisms). Following notification, Environment and Climate Change Canada and Health Canada carry out a joint assessment process to determine whether there is a potential for adverse effects on the environment and human health.

This substance was added to the DSL as an “Existing Substance” given that it meets the criteria set out in CEPA for substances that were in commerce in Canada between 1984 and 1986.
Recent publication(s): Canada Gazette Part II, Vol. 128, No. 9, May 4, 1994, SOR/94-311
Date published: 1994-05-04
Date modified: