Per- and Polyfluoroalkyl Substances (PFAS) in PubChem: 7 Million and Growing
In 2021, the Organisation for Economic Co-operation and Development revised the definition of PFAS to include any chemical with at least one fully fluorinated methyl or methylene carbon atom. As a result, PubChem, one of the largest open chemical databases used in suspect screening, now contains over 7 million PFAS. October 23, 2023 | Environmental…