Quaternary ammonium salts and hydroxides; didecyldimethylammonium perfluorooctane sulphonate, whether or not chemically defined — US importers & trade data (HS 2923.40) · BoatDB
HS 2923.40
Quaternary ammonium salts and hydroxides; didecyldimethylammonium perfluorooctane sulphonate, whether or not chemically defined
Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined · Organic chemicals
