Ensulizole27503-81-7100 % similar [1,1′-Biphenyl]-4-sulfonic acid2113-68-051 % similar 2-Phenylbenzimidazole716-79-049 % similar 1H-Benzimidazole-2-sulfonic acid40828-54-448 % similar Naphthalene-2-sulfonic acid120-18-345 % similar Benzenesulfonic acid98-11-344 % similar 2,6-Naphthalenedisulfonic acid581-75-942 % similar 2,7-Naphthalenedisulfonic acid92-41-141 % similar [1,1′-Biphenyl]-4,4′-disulfonic acid5314-37-441 % similar 2-Dibenzofuransulfonic acid83863-63-239 % similar 1H-Benzimidazole-5-sulfonic acid, 2,3-dihydro-2-thioxo-, sodium salt, hydrate (1:1:2)207511-11-338 % similar 3,4-Diaminobenzenesulfonic acid7474-78-438 % similar Metanilic acid121-47-137 % similar Pyridinium P-toluenesulfonate24057-28-137 % similar Aniline-2,4-disulfonic acid137-51-936 % similar 2-Naphthol-6-sulfonic acid93-01-636 % similar 2-Amino-1,4-benzenedisulfonic acid98-44-236 % similar Collidinium P-toluenesulfonate59229-09-336 % similar 6-Amino-2-naphthalenesulfonic acid93-00-536 % similar 3-Amino-4-hydroxybenzenesulfonic acid98-37-336 % similar