97337-89-8

2-Naphthalenesulfonic acid, 6-2,4-dihydroxy-3-(4-nitrophenyl)azophenylazo-4-hydroxy-3-(2-hydroxy-3-nitro-5-sulfophenyl)azo-, disodium salt disodium 6-[[2,4-dihydroxy-3-[(4-nitrophenyl)azo]phenyl]azo]-4-hydroxy-3-[(2-hydroxy-3-nitro-5-sulphonatophenyl)azo]naphthalene-2-sulphonate 6-[[2,4-Dihydroxy-3-[(4-nitrophenyl)azo]phenyl]azo]-4-hydroxy-3-[(2-hydroxy-3-nitro-5-sulfophenyl)azo]-2-naphthalenesulfonic acid disodium salt 3-[(2-hydroxy-3-nitro-5-sulfonatophenyl)hydrazinylidene]-6-[2-[5-[(4-nitrophenyl)hydrazinylidene]-4,6-dioxocyclohex-2-en-1-ylidene]hydrazinyl]-4-oxonaphthalene-2-sulfonate