1,2-Dimethyl-3-(3-sulphonatopropyl)-5-(trifluoromethyl)-1H-benzimidazolium sodium chloride 1,2-Methyl-5-(trifluoromethyl)-3-(3-sulfopropyl)benzimidazolium chloride, sodium salt 1H-Benzimidazolium, 1,2-dimethyl-3-(3-sulfopropyl)-5-(trifluoromethyl)-, chloride, sodium salt 68413-90-1 EINECS 270-262-0