2-Naphthylamine-4,8-disulfonic acid131-27-1100 % similar Armstrong'S acid81-04-967 % similar 7-Amino-1,3,5-naphthalenetrisulfonic acid27310-25-466 % similar 1,3,5-Naphthalenetrisulfonic acid6654-64-466 % similar Laurent acid84-89-963 % similar 1,5-Naphthalenedisulfonic acid, hydrate (1:4)211366-30-261 % similar D Acid81-05-061 % similar 2-Amino-1,5-naphthalenedisulfonic acid117-62-456 % similar L Acid117-59-956 % similar Naphthalene-1-sulfonic acid85-47-254 % similar Naphthionic acid84-86-654 % similar 2,2′-Benzidinedisulfonic acid117-61-353 % similar 5-Amino-2-chlorobenzenesulfonic acid88-43-753 % similar 1-Amino-2-naphthol-4-sulfonic acid116-63-253 % similar 2-Amino-1-naphthol-4-sulfonic acid567-13-553 % similar 2,5-Diaminobenzenesulfonic acid88-45-951 % similar 7-Amino-1,3-naphthalenedisulfonic acid86-65-751 % similar Dansyl acid4272-77-950 % similar Edans50402-56-749 % similar 5-Amino-2-methylbenzenesulfonic acid118-88-749 % similar