Synonyms: 1,3,6-Naphthalenetrisulfonic acid, 7,7'-((2,2'-disulfo(1,1'-biphenyl)-4,4'-diyl)bis(imino(6-chloro-1,3,5-triazine-4,2-diyl)imino(2-((aminocarbonyl)amino)-4,1-phenylene)azo))bis-, sodium salt (1:8);7,7'-(2,2'-Disulfo-(1,1'-biphenyl)-4,4'-diyl)bis(imino(6-chloro-1,3,5-triazine-4,2-diyl)imino(2-(aminocarbonylamino)-4,1-phenylene)azo)bis(1,3,6-naphthalenetrisulfonic acid), octasodium salt;1,3,6-Naphthalenetrisulfonic acid, 7,7'-((2,2'-disulfo(1,1'-biphenyl)-4,4'-diyl)bis(imino(6-chloro-1,3,5-triazine-4,2-diyl)imino(2-((aminocarbonyl)amino)-4,1-phenylene)azo))bis-, octasodium salt;Octasodium 7,7'-((2,2'-disulphonato(1,1'-biphenyl)-4,4'-diyl)bis(imino(6-chloro-1,3,5-triazine-4,2-diyl)imino(2-(carbamoylamino))-4,1-phenylene)azo))bis(naphthalene-1,3,6-trisulphonate)