- Gateway to chemical substances regulated under the Canadian Environmental Protection Act (CEPA). Includes access to the Domestic Substances List, Export Control List, Non-Domestic Substances List, Priority Substances List, List of Toxic Substances and Virtual Elimination List.
U.S. Environmental Protection Agency
- SRS is a central information system for substances that are tracked or regulated by EPA or other sources. It is the authoritative resource for basic information about chemicals, biological organisms, and other substances of interest to EPA and its state and tribal partners.
Last Updated: 10 February 2012