66225-65-8 Cuprate(2-), (5-((4'-((2,6-dihydroxy-3-((2-hydroxy-5-sulfophenyl)azo)phenyl)azo)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)azo)-2-hydroxybenzoato(4-))-, disodium Cuprate(2-), (5-((4'-((2-(hydroxy-kappaO)-6-hydroxy-3-((2-(hydroxy-kappaO)-5-sulfophenyl)azo-kappaN1)phenyl)azo)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)azo)-2-hydroxybenzoato(4-))-, disodium Disodium (5-((4'-((2,6-dihydroxy-3-((2-hydroxy-5-sulphophenyl)azo)phenyl)azo)-3,3'-dimethyl(1,1'-biphenyl)-4-yl)azo)salicylato(4-))cuprate(2-) EINECS 266-264-6