89923-58-0 Benzothiazolium, 6-methoxy-3-methyl-2-(3-methyl-3-(4-nitrophenyl)-1-triazenyl)-, sulfate (2:1) Bis(6-methoxy-3-methyl-2-(3-methyl-3-(4-nitrophenyl)triazen-1-yl)benzothiazolium) sulphate EINECS 289-548-1