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Completed Assessments of Existing Substances

Environment Canada and Health Canada have conducted and completed the following assessments of existing substances under the Canadian Environmental Protection Act of 1988 (CEPA 1988) and the Canadian Environmental Protection Act, 1999 (CEPA 1999) to determine their potential risks to human health and/or the environment, and the ways in which humans or the environment can be exposed to the substances.

The assessments may be obtained by clicking on the substance names below.

Screening Assessments

Chemicals Management Plan - substances in the Challenge:

Chemicals Management Plan - other substances:

Pilot Project for Screening Assessments:

Priority Substances List Assessments

First Priority Substances List (PSL1):

Second Priority Substances List (PSL2):