October 10, 2023
EPA OPP Work Group Reconsidering 100-nm Threshold for Nanomaterials
Bergeson & Campbell, P.C. understands that the U.S. Environmental Protection Agency (EPA) Office of Pesticide Programs (OPP) has formed a work group to review data and information related to whether the current 100-nanometer (nm) threshold for determining whether a substance is a nanomaterial should be reviewed. Our May 10, 2022, blog item reported on a May 2022 news item published by EPA, “Advancing EPA’s Understanding of the Next Generation of Pesticides.” According to the item,...