An official website of the United States government.

We've made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

TSCA Chemical Substance Inventory

Polymeric Substances on the TSCA Inventory

This paper explains the conventions followed for the purpose of naming and listing polymeric chemical substances on the Toxic Substances Control Act (TSCA) Chemical Substance Inventory. 

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.