Cetyl dimethyl benzyl ammonium chloride 50%min CAS No. 112-18-9, also called Hexadecyl dimethyl benzyl ammonium chloride, C16-alkylbenzyldimethylammonium chloride, Cetalkonium chloride. Assay 50% in Ethanol (Sovlent can be customized to other alcohols). Colorless to light yellow transparent liquid, create foam with shaking.