Synonyms: EINECS 257-791-2;AC1L56XE;52256-39-0;74411-38-4;Chromate(1-), (2,4-dihydro-4-((2-(hydroxy-kappaO)-5-nitrophenyl)azo-kappaN1)-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)-kappaO3)(2-((4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)azo-kappaN1)benzoato(2-)-kappaO)-, hydrogen;Chromate(1-), (2,4-dihydro-4-((2-hydroxy-5-nitrophenyl)azo)-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-))(2-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)benzoato(3-))-, hydrogen;Chromate(1-), (2,4-dihydro-4-(2-(2-(hydroxy-kappaO)-5-nitrophenyl)diazenyl-kappaN1)-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-)-kappaO3)(2-(2-(4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)diazenyl-kappaN1)benzoato(2-)-kappaO)-, hydrogen (1:1);cobalt(3+); 4-[[3-(dioxidoamino)-6-oxocyclohexa-2,4-dien-1-ylidene]hydrazinylidene]-5-methyl-2-phenylpyrazol-3-one; hydron; 2-[(3-methyl-5-oxido-1-phenylpyrazol-4-yl)diazenyl]benzoate;Hydrogen (2,4-dihydro-4-((2-hydroxy-5-nitrophenyl)azo)-5-methyl-2-phenyl-3H-pyrazol-3-onato(2-))(2-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)benzoato(2-))chromate(1-)