... -0, Methanaminium) Molecular Formula: (CH3)4NCl crystal powder Tetramethyl Ammonium Chloride TMAC, etramine chloride, MethanaminiumCas:75-57-0EINECS No.:200-880-8Molecular Formula ... such as zinc, lead, and the like, in primary battery cells, comprises a quaternary ammonium salt, particularly, tetraalkyl ammonium chloride.More preferably Tetraheptyl ammonium chloride.Used ...