85631-79-4 EINECS 288-028-1 Octasodium 7,7'-(vinylbis((3-sulphonato-4,1-phenylene)imino(6-chloro-1,3,5-triazine-4,2-diyl)imino(5-methoxy-2-methyl-4,1-phenylene)azo))bisnaphthalene-1,3,5-trisulphonate