英文名称
Chromate(4-), [4-(hydroxy-kappaO)-3-[2-[2-(hydroxy-kappaO)-5-nitro-3-sulfophenyl]diazenyl-kappaN1]-6-[(sulfomethyl)amino]-2-naphthalenesulfonato(5-)][1-[2-[2-(hydroxy-kappaO)-5-nitrophenyl]diazenyl-kappaN1]-2-naphthalenolato(2-)]-, hydrogen (1:4)