83137-16-0 Benzoic acid, 4,4'-(1,3-phenylenebis(imino(6-chloro-1,3,5-triazine-4,2-diyl)imino(8-hydroxy-3,6-disulfo-1,7-naphthalenediyl)azo))bis-, hexasodium salt EINECS 280-194-3 Hexasodium p,p'-(m-phenylenebis(imino(6-chloro-1,3,5-triazine-2,4-diyl)imino(8-hydroxy-3,6-disulphonato-1,7-naphthylene)azo))dibenzoate