Naphthalene-1-sulfonic acid85-47-2100 % similar Armstrong'S acid81-04-976 % similar 1,5-Naphthalenedisulfonic acid, hydrate (1:4)211366-30-268 % similar 5-Isoquinolinesulfonic acid27655-40-964 % similar D Acid81-05-062 % similar L Acid117-59-961 % similar Laurent acid84-89-959 % similar 1,3,5-Naphthalenetrisulfonic acid6654-64-458 % similar 1-Naphthol-4-sulfonic acid84-87-756 % similar 1-Naphthalenesulfonyl chloride85-46-155 % similar 1-Naphthol-8-sulfonic acid117-22-655 % similar Naphthionic acid84-86-655 % similar 2-Naphthylamine-4,8-disulfonic acid131-27-154 % similar Dansyl acid4272-77-954 % similar Peri acid82-75-753 % similar 8-Quinolinesulfonic acid85-48-353 % similar 2-Amino-1,5-naphthalenedisulfonic acid117-62-453 % similar Orthanilic acid88-21-152 % similar Sodium 1-naphthalenesulfonate130-14-352 % similar Tobias acid81-16-351 % similar