6-Aminopyridine-3-sulfonic acid16250-08-1100 % similar Sulfanilic acid121-57-352 % similar 3-Pyridinesulfonic acid636-73-747 % similar 3,4-Diaminobenzenesulfonic acid7474-78-447 % similar [1,1′-Biphenyl]-4,4′-disulfonic acid5314-37-447 % similar Aniline-2,4-disulfonic acid137-51-944 % similar 2-Amino-1,4-benzenedisulfonic acid98-44-244 % similar 4-Hydrazinobenzenesulfonic acid98-71-544 % similar 2,6-Naphthalenedisulfonic acid581-75-944 % similar 4-Hydroxybenzenesulfonic acid98-67-944 % similar 4-Aminoazobenzene-4′-sulfonic acid104-23-443 % similar 6-Amino-2-naphthalenesulfonic acid93-00-543 % similar 3-Amino-4-hydroxybenzenesulfonic acid98-37-343 % similar 4-Iodobenzenesulphonic acid13035-63-742 % similar 4-Fluorobenzenesulfonic acid368-88-742 % similar 2,7-Naphthalenedisulfonic acid92-41-142 % similar 4-Chlorobenzenesulfonic acid98-66-842 % similar 3-Amino-4-methylbenzenesulfonic acid618-03-142 % similar 4-Amino-3-methylbenzenesulfonic acid98-33-942 % similar 3-Amino-4-chlorobenzenesulfonic acid98-36-242 % similar