1-Naphthol-3,6-disulfonic acid, 8-(4-anilino-5-sulfo-1-naphthylazo)- 2,7-Naphthalenedisulfonic acid, 4-hydroxy-5-((4-(phenylamino)-5-sulfo-1-naphthalenyl)azo)- 5-((4-Anilino-5-sulphonaphthyl)azo)-4-hydroxynaphthalene-2,7-disulphonic acid 7488-76-8 C.I. Acid Blue 92 EINECS 231-304-3 L 451167