Chromate(1-), (7-amino-4-hydroxy-8-(2-(2-hydroxy-4-nitrophenyl)diazenyl)-3-(2-(4-sulfophenyl)diazenyl)-2-naphthalenesulfonato(4-))-, sodium (1:1);3-((4-Sulfophenyl)azo)-4-hydroxy-7-amino-8-((2-hydroxy-4-nitrophenyl)azo)-2-naphthalenesulfonic acid, chromium complex, sodium salt;Chromate(1-), (7-amino-4-hydroxy-8-((2-hydroxy-4-nitrophenyl)azo)-3-((4-sulfophenyl)azo)-2-naphthalenesulfonato(4-))-, sodium;Sodium (7-amino-4-hydroxy-8-((2-hydroxy-4-nitrophenyl)azo)-3-((4-sulphophenyl)azo)naphthalene-2-sulphonato(4-))chromate(1-);chromium(3+) sodium 7-amino-8-[(E)-(4-nitro-2-oxidophenyl)diazenyl]-4-oxido-3-[(E)-(3-sulfonatophenyl)diazenyl]naphthalene-2-sulfonate (1:1:1)
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