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4,4′-Diaminodiphenylamine-2-sulfonic acid119-70-032 % similar 4-Amino-5-methoxy-2-toluenesulfonic acid6471-78-932 % similar 1,3,5-Naphthalenetrisulfonic acid6654-64-432 % similar 4,4′-Diamino-2,2′-stilbenedisulfonic acid81-11-832 % similar 4-Formyl-1,3-benzenedisulfonic acid88-39-132 % similar Direct blue 62602-46-232 % similar 4-Pyridinesulphonic acid5402-20-032 % similar 4-Nitroaniline-2-sulfonic acid96-75-331 % similar 2,2′-Benzidinedisulfonic acid117-61-331 % similar 8-Amino-1-naphthol-5,7-disulfonic acid monosodium salt52789-62-531 % similar p-Toluenesulfonic acid104-15-431 % similar 4-Iodobenzenesulphonic acid13035-63-731 % similar 4-Fluorobenzenesulfonic acid368-88-731 % similar 3-Amino-2-naphthol5417-63-031 % similar 4-Chlorobenzenesulfonic acid98-66-831 % similar 4-Amino-2-chloro-5-hydroxybenzenesulfonamide41606-65-930 % similar 2-[[(3-Amino-4-hydroxyphenyl)sulfonyl]amino]benzoic acid91-35-030 % similar L Acid117-59-930 % similar 1-Naphthol-4-sulfonic acid84-87-730 % similar (1,1'-Biphenyl)-4-sulfonic acid2113-68-030 % similar