12237-59-1 1325-28-6 16143-79-6 50814-30-7 50922-31-1 Cuprate(4-), (mu-((6,6'-((3,3'-di(hydroxy-kappaO)(1,1'-biphenyl)-4,4'-diyl)bis(azo-kappaN1))bis(4-amino-5-(hydroxy-kappaO)-1,3-naphthalenedisulfonato))(8-)))di-, tetrasodium Cuprate(4-), (mu-((6,6'-((3,3'-dihydroxy(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4-amino-5-hydroxy-1,3-naphthalenedisulfonato))(8-)))di-, tetrasodium EINECS 240-298-1 Tetrasodium (mu-((6,6'-((3,3'-dihydroxy(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4-amino-5-hydroxynaphthalene-1,3-disulphonato))(8-)))dicuprate(4-)