83233-55-0 Benzenesulfonic acid, (1-heptylnonyl)-, sodium salt
77365-68-5 2,7-Naphthalenedisulfonic acid,4-amino-5-hydroxy-3-[(4-sulfophenyl)azo]-, trisodium salt
83232-42-2 3-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-6-[[4-[(2,4-diaminophenyl)azo]-6-sulpho-1-naphthyl]azo]-4-hydroxynaphthalene-2-sulphonic acid, sodium salt