2-((4-Chloro-6-((4-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-5-hydroxy-6-((2-hydroxy-5-sulfophenyl)azo)-1,7-naphthalenedisulfonic acid, tetrasodium salt, copper complex 71002-22-7 Cuprate(4-), (2-((4-chloro-6-((4-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-5-(hydroxy-kappaO)-6-((2-(hydroxy-kappaO)-5-sulfophenyl)azo-kappaN1)-1,7-naphthalenedisulfonato(6-))-, tetrasodium EINECS 275-110-7 Tetrasodium (2-((4-chloro-6-(4-sulphoanilino)-1,3,5-triazin-2-yl)amino)-5-hydroxy-6-((2-hydroxy-5-sulphophenyl)azo)naphthalene-1,7-disulphonato(6-))cuprate(4-)