68966-85-8 7-Benzothiazolesulfonic acid, 2-(4-((2-hydroxy-1-(((4-sulfo-1-naphthalenyl)amino)carbonyl)propyl)azo)sulfophenyl)-6-methyl-, trisodium salt EINECS 273-452-1 Trisodium 2-(4-((2-hydroxy-1-(((4-sulphonato-1-naphthyl)amino)carbonyl)propyl)azo)sulphonatophenyl)-6-methylbenzothiazole-7-sulphonate