1H-1,2,4-Triazolium, 5-((4-(ethyl(phenylmethyl)amino)phenyl)azo)-1,4-dimethyl-, methyl sulfate 1H-1,2,4-Triazolium, 5-((p-(benzylethylamino)phenyl)azo)-1,4-dimethyl-, methylsulfate 5-((4-(Benzylethylamino)phenyl)azo)-1,4-dimethyl-1H-1,2,4-triazolium methyl sulphate 68877-61-2 EINECS 272-566-9