94276-70-7

dihydrogen [3-[(5,8-dichloro-2-hydroxy-1-naphthyl)azo]-4-hydroxybenzenesulphonamidato(2-)][3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]-7-nitronaphthalene-1-sulphonato(3-)]chromate(2-)