Synonyms: Chromate(3-), (3-(2-(4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)diazenyl-kappaN1)-2-(hydroxy-kappaO)-5-nitrobenzenesulfonato(3-))(2-(hydroxy-kappaO)-3-(((2-(hydroxy-kappaO)phenyl)methylene)amino-kappaN)-5-nitrobenzenesulfonato(3-))-, sodium (1:3);(N-(2-Hydroxy-5-nitro-3-sulfophenyl)salicylaldehydeimino) (1-phenyl-3-methyl-4-(2-hydroxy-5-nitro-3-sulfophenyl)azo-2-pyrazolin-5-one)chromium(III)ate, trisodium;Chromate(3-), (3-((4,5-dihydro-3-methyl-5-(oxo-kappaO)-1-phenyl-1H-pyrazol-4-yl)azo-kappaN1)-2-(hydroxy-kappaO)-5-nitrobenzenesulfonato(3-))(2-(hydroxy-kappaO)-3-(((2-(hydroxy-kappaO)phenyl)methylene)amino-kappaN)-5-nitrobenzenesulfonato(3-))-, trisodium;Chromate(3-), (3-((4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo)-2-hydroxy-5-nitrobenzenesulfonato(3-))(2-hydroxy-3-(((2-hydroxyphenyl)methylene)amino)-5-nitrobenzenesulfonato(3-)-N3,O2,O3)-, trisodium