Guide to Accessing and Downloading the TSCA Chemical Substance Inventory
Looking for the latest data? Whether you're conducting a compliance check or environmental research, the U.S. Environmental Protection Agency (EPA) regularly updates the non-confidential list of chemicals manufactured or imported in the U.S.. Download TSCA rar
To ensure you are downloading legitimate data files and not potentially harmful archives, use these verified government sources: Guide to Accessing and Downloading the TSCA Chemical
The latest version (e.g., July 2025 or February 2026) contains over 86,000 chemicals . 000 chemicals .