Synonyms: 2-Naphthalenecarboxylicacid,1,7-dihydroxy-8-[[4'-[(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4-sulfo-,trisodium salt (9CI); 2-Naphthoic acid,1,7-dihydroxy-8-[[4'-[(1-hydroxy-4-sulfo-2-naphthyl)azo]-3,3'-dimethoxy-4-biphenylyl]azo]-4-sulfo-,trisodium salt (8CI); C.I. 24160; Indazurine GM