EPA Issues First TSCA Order Under National PFAS Testing Strategy

EPA has released its first TSCA test order for a per- and polyfluoroalkyl substance (PFAS) under the “comprehensive” nationwide testing strategy it announced in 2021, directing a group of companies to begin a set of “tiered” toxicity studies for a key chemical in firefighting foam known as 6:2 fluorotelomer sulfonamide betaine. The June 6 test order is part of what EPA previously said will be an initial set of as many as 24 Toxic Substances Control Act (TSCA) orders targeting...