6406-35-5 2-[2-[4-[[4-[(4-Ethoxyphenyl)azo]-7-sodiosulfo-1-naphthalenyl]azo]phenyl]benzothiazol-6-yl]-6-methylbenzothiazole-7-sulfonic acid sodium salt
6406-54-8 4-Hydroxy-3-[[2,5-dimethyl-4-[(4-sodiosulfophenyl)azo]phenyl]azo]naphthalene-2,7-disulfonic acid disodium salt
6406-34-4 2-Hydroxy-5-[[4-[(4-hydroxyphenyl)azo]-1-naphthalenyl]azo]benzoic acid sodium salt