89845-97-6 1,3-Benzenedisulfonic acid, 5-[[4-[(4-sulfophenyl)azo]phenyl]amino]-,tripotassium salt
89846-04-8 2-Naphthalenesulfonic acid,3-[(2,5-dimethoxyphenyl)azo]-4-hydroxy-6-[[[(8-hydroxy-6-sulfo-2-naphthalenyl)amino]carbonyl]amino]-, disodium salt
89845-94-3 Benzenesulfonic acid, 4-[(4-amino-3-methylphenyl)azo]-3-methyl-,monoammonium salt