8-Amino-1-naphthol-5,7-disulfonic acid monosodium salt52789-62-5100 % similar S Acid83-64-753 % similar 1-Amino-2-naphthol-4-sulfonic acid116-63-252 % similar Sodium 5-hydroxy-1-naphthalenesulfonate5419-77-251 % similar Pyranine6358-69-650 % similar 2-Amino-1,5-naphthalenedisulfonic acid sodium salt19532-03-748 % similar Sodium O-phenolsulfonate1300-51-246 % similar Sodium 1-naphthol-4-sulfonate6099-57-645 % similar L Acid117-59-945 % similar Tetrasodium 1,3,6,8-pyrenetetrasulfonate59572-10-044 % similar 2-Aminobenzene-1,4-sulfonic acid monosodium salt24605-36-544 % similar 1-Naphthol-8-sulfonic acid117-22-644 % similar Evan'S blue314-13-644 % similar Disodium 1,5-naphthalenedisulfonate1655-29-442 % similar 4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid monosodium salt5460-09-342 % similar Ants5398-34-542 % similar 2-Naphthylamine-4,8-disulfonic acid131-27-141 % similar 2-Amino-1-naphthol-4-sulfonic acid567-13-540 % similar 2,7-Dihydroxy-3,6-naphthalenesulfonate disodium salt7153-21-140 % similar C.I. Acid blue 19312392-64-239 % similar