2-Amino-1,5-naphthalenedisulfonic acid117-62-4100 % similar 2-Amino-1,5-naphthalenedisulfonic acid sodium salt19532-03-773 % similar Laurent acid84-89-971 % similar Naphthionic acid84-86-666 % similar Armstrong'S acid81-04-965 % similar Tobias acid81-16-362 % similar 1,5-Naphthalenedisulfonic acid, hydrate (1:4)211366-30-259 % similar 2-Naphthylamine-4,8-disulfonic acid131-27-156 % similar S Acid83-64-756 % similar L Acid117-59-954 % similar Naphthalene-1-sulfonic acid85-47-253 % similar 1,3,5-Naphthalenetrisulfonic acid6654-64-451 % similar Peri acid82-75-751 % similar 2-Amino-1-naphthol-4-sulfonic acid567-13-551 % similar D Acid81-05-051 % similar 2-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid6535-70-251 % similar 5,6-Diamino-1,3-naphthalenedisulfonic acid73692-57-649 % similar Dansyl acid4272-77-949 % similar Edans50402-56-748 % similar 2-Amino-5-chlorobenzenesulfonic acid133-74-448 % similar