Tetramethyl Ammonium Chloride (TMAC, etramine chloride,75-57-0, Methanaminium) Molecular Formula: (CH3)4NCl crystal powder Tetramethyl Ammonium ... ChlorideTMAC, etramine chloride, MethanaminiumCas:75-57-0EINECS No.:200-880-8Molecular Formula: (CH3)4NClMolecular Weight: 109 ... /drum NotesWater absoluable, airproof Tetramethyl Ammonium Chloride(99%TMAC,75-57-0 )