Actinoquinol15301-40-3100 % similar 8-Ethoxy-5-quinolinesulfonic acid sodium salt7246-07-367 % similar 8-Hydroxyquinoline-5-sulfonic acid84-88-858 % similar Ferron547-91-146 % similar 8-Quinolinesulfonic acid85-48-346 % similar Armstrong'S acid81-04-940 % similar 3-Ethoxy-2-nitropyridine74037-50-638 % similar 1-Naphthol-4-sulfonic acid84-87-738 % similar 1,5-Naphthalenedisulfonic acid, hydrate (1:4)211366-30-238 % similar Naphthionic acid84-86-638 % similar Naphthalene-1-sulfonic acid85-47-237 % similar 2-Ethoxy-1-naphthalenecarboxaldehyde19523-57-037 % similar L Acid117-59-935 % similar 5-Isoquinolinesulfonic acid27655-40-935 % similar Dansyl acid4272-77-935 % similar 2-Ethoxypyridine14529-53-435 % similar Laurent acid84-89-935 % similar 2-Amino-1,5-naphthalenedisulfonic acid117-62-435 % similar 2-Ethoxy-1-naphthalenecarboxylic acid2224-00-235 % similar 2,4-Diamino phenetole sulfate68015-98-535 % similar