2,6-Naphthalenedisulfonic acid581-75-9100 % similar 2,7-Naphthalenedisulfonic acid92-41-186 % similar Naphthalene-2-sulfonic acid120-18-383 % similar 2-Naphthol-6-sulfonic acid93-01-677 % similar 6-Amino-2-naphthalenesulfonic acid93-00-574 % similar 1-Naphthol-3,6-disulfonic acid578-85-860 % similar [1,1′-Biphenyl]-4,4′-disulfonic acid5314-37-458 % similar 3,4-Diaminobenzenesulfonic acid7474-78-457 % similar 8-Amino-2-naphthalenesulfonic acid119-28-855 % similar 5-Amino-2-naphthalenesulfonic acid119-79-955 % similar 4-Hydroxybenzenesulfonic acid98-67-954 % similar Aniline-2,4-disulfonic acid137-51-953 % similar 2-Amino-1,4-benzenedisulfonic acid98-44-253 % similar Benzenesulfonic acid98-11-352 % similar P-Toluenesulfonic acid104-15-452 % similar Sulfanilic acid121-57-352 % similar 4-Iodobenzenesulphonic acid13035-63-752 % similar 4-Fluorobenzenesulfonic acid368-88-752 % similar 4-Chlorobenzenesulfonic acid98-66-852 % similar Chromotropic acid148-25-452 % similar