4,4′-Diamino-2,2′-stilbenedisulfonic acid81-11-8100 % similar 5-Amino-2-[2-(4-nitro-2-sulfophenyl)ethenyl]benzenesulfonic acid119-72-272 % similar 2,2′-Benzidinedisulfonic acid117-61-366 % similar 2,5-Diaminobenzenesulfonic acid88-45-964 % similar 5-Amino-2-methylbenzenesulfonic acid118-88-760 % similar 5-Amino-2-chlorobenzenesulfonic acid88-43-760 % similar 2,4-Diaminobenzenesulfonic acid88-63-159 % similar 5-Amino-2-methoxybenzenesulfonic acid6470-17-355 % similar 4,4′-Diaminodiphenylamine-2-sulfonic acid119-70-054 % similar 4,4′-Dinitro-2,2′-stilbenedisulfonic acid128-42-754 % similar 4-Amino-2-sulfobenzoic acid527-76-454 % similar D Acid81-05-051 % similar 5-Amino-2-(phenylamino)benzenesulfonic acid91-30-551 % similar 6-Amino-1,3-naphthalenedisulfonic acid118-33-250 % similar 7-Amino-1,3-naphthalenedisulfonic acid86-65-750 % similar 2-Naphthylamine-4,8-disulfonic acid131-27-149 % similar 6-Amino-2-naphthalenesulfonic acid93-00-549 % similar Sulfanilic acid121-57-348 % similar 7-Amino-1,3,5-naphthalenetrisulfonic acid27310-25-447 % similar 4-Formyl-1,3-benzenedisulfonic acid88-39-147 % similar