6428-30-4 1H-1,2,4-Triazole-3-carboxylicacid,5,5'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis[2,1-diazenediyl(2-amino-5-hydroxy-7-sulfo-6,1-naphthalenediyl)-2,1-diazenediyl]]bis-,sodium salt (1:4)
6428-29-1 4,4-[[3,3-Dimethyl[1,1-biphenyl]-4,4-diyl]bis[azo(2,4-dihydroxy-3,1-phenylene)azo]]bis[benzenesulfonic acid sodium] salt