Also Called: 3(or 5)-(4-(n-Benzyl-N-ethylamino)-2-methylphenyIazo)-1,4-dimethyl-1,2,4-triazolium methylsulphate;3(or 5)-(4-(n-benzyl-N-ethylamino)-2-methylphenylazo)-1,4-dimethyl-1,2,4-triazolium methylsulphate;3(or 5)-(4-(n-benzyl-N-ethylamino)-2-methylphenylazo)-1,4-dimethyl-1,2,4-triazolium methylsulfate