6-Amino-2-naphthalenesulfonic acid93-00-5100 % similar 2,6-Naphthalenedisulfonic acid581-75-974 % similar Sulfanilic acid121-57-366 % similar 2,7-Naphthalenedisulfonic acid92-41-166 % similar Naphthalene-2-sulfonic acid120-18-365 % similar 6-Amino-1,3-naphthalenedisulfonic acid118-33-264 % similar 7-Amino-1,3-naphthalenedisulfonic acid86-65-764 % similar Metanilic acid121-47-163 % similar 7-Amino-4-hydroxy-2-naphthalenesulfonic acid87-02-562 % similar Gamma acid90-51-762 % similar 2-Naphthol-6-sulfonic acid93-01-661 % similar 3,4-Diaminobenzenesulfonic acid7474-78-455 % similar 4-Aminoazobenzene-4′-sulfonic acid104-23-454 % similar 6-Amino-N-methyl-2-naphthalenesulfonamide104295-55-854 % similar 2,2′-Benzidinedisulfonic acid117-61-353 % similar 8-Amino-2-naphthalenesulfonic acid119-28-853 % similar 5-Amino-2-naphthalenesulfonic acid119-79-953 % similar D Acid81-05-053 % similar Aniline-2,4-disulfonic acid137-51-951 % similar 2,5-Diaminobenzenesulfonic acid88-45-951 % similar