HS 2923-30 – Tetraethylammonium perfluorooctane sulphonate
Tariff data as of T2026-2, effective Sept 1, 2026, last verified Oct 21, 2026
Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined. – Tetraethylammonium perfluorooctane sulphonate.