72928-82-6 Chromate(1-), bis(1-((2-(hydroxy-kappaO)-5-methyl-3-nitrophenyl)azo-kappaN1)-2-naphthalenolato(2-)-kappaO)-, hydrogen Chromate(1-), bis(1-(2-hydroxy-5-methyl-3-nitrophenyl)azo)-2-naphthalenolato-, hydrogen EINECS 277-092-6 Hydrogen bis(1-((2-hydroxy-5-methyl-3-nitrophenyl)azo)-2-naphtholato(2-))chromate(1-)