Peri acid82-75-7100 % similar 8-Amino-1,6-naphthalenedisulfonic acid129-91-969 % similar 1-Naphthol-8-sulfonic acid117-22-662 % similar Laurent acid84-89-962 % similar Naphthalene-1-sulfonic acid85-47-253 % similar 8-Anilinonaphthalene-1-sulfonic acid82-76-853 % similar S Acid83-64-753 % similar 1,8-Diaminonaphthalene479-27-652 % similar 2-Amino-1,5-naphthalenedisulfonic acid117-62-451 % similar 8-Amino-2-naphthalenesulfonic acid119-28-851 % similar 5-Amino-2-naphthalenesulfonic acid119-79-951 % similar D Acid81-05-051 % similar 8-Hydroxy-1,6-naphthalenedisulfonic acid117-43-150 % similar Armstrong'S acid81-04-950 % similar Ammonium 8-anilinonaphthalene-1-sulfonate28836-03-549 % similar Naphthionic acid84-86-649 % similar 4,6-Diamino-1,3-benzenedisulfonic acid137-50-848 % similar 2-Amino-5-chlorobenzenesulfonic acid133-74-447 % similar 8-Quinolinesulfonic acid85-48-347 % similar Tobias acid81-16-346 % similar