2-Naphthalenesulfonic acid, 8-((4-((4-(acetylamino)phenyl)azo)-7-sulfo-1-naphthalenyl)azo)-5-((2-hydroxy-6-sulfo-1-naphthalenyl)azo)-, trisodium salt 67906-46-1 8-((4-((4-(Acetylamino)phenyl)azo)-7-sulfo-1-naphthalenyl)azo)-5-((2-hydroxy-6-sulfo-1-naphthalenyl)azo)-2-naphthalenesulfonic acid, trisodium salt EINECS 267-713-9 Trisodium 8-((4-((4-acetamidophenyl)azo)-7-sulphonatonaphthyl)azo)-5-((2-hydroxy-6-sulphonatonaphthyl)azo)naphthalene-2-sulphonate