Synonyms: 1,5-Naphthalenedisulfonic acid, 3,3-(3-methyl-1,2-phenylene)bisimino(6-chloro-1,3,5-triazine-4,2-diyl)imino2-(acetylamino)-5-methoxy-4,1-phenyleneazobis-, tetrasodium salt;1,5-Naphthalenedisulfonic acid, 3,3’-[(3-methyl-1,2-phenylene)bis[imino(6-chloro-1,3,5-triazine-4,2-diyl)imino[2-(acetylamino)-5-methoxy-4,1-phenylene]azo]]bis-, tetrasodium salt 1,5-naphthalenedisulfonic acid, 3,3’-[(3-methyl-1,2-phenylene)bis[imino(6-chlor o-1,3,5-triazine-4,2-diyl)imino[2-(acetylamino)-5-methoxy-4,1-phenylene]azo]]bi 1,5-naphthalenedisulfonic acid,3,3’-[(3-methyl-1,2-phenylene)bis[imino(6-chloro-1,3,5-triazine-4,2-di 1,5-Naphthalenedisulfonic acid,3,3’-[(3-methyl-1,2-phenylene)bis[imino(6-chloro-1,3,5-triazine-4,2-diyl)imino[2-(acetylamino)-5-methoxy-4,1-phenylene]azo]]bis-,tetrasodium salt