2-Nitroso-1-naphthol-4-sulfonic acid3682-32-4100 % similar 2-Amino-1-naphthol-4-sulfonic acid567-13-560 % similar 1-Amino-2-naphthol-4-sulfonic acid116-63-249 % similar 2-Nitroso-1-naphthol132-53-648 % similar 1-Naphthol-4-sulfonic acid84-87-748 % similar Armstrong'S acid81-04-947 % similar 1,3,5-Naphthalenetrisulfonic acid6654-64-445 % similar Azorubine3567-69-944 % similar 1,5-Naphthalenedisulfonic acid, hydrate (1:4)211366-30-244 % similar 2-Naphthylamine-4,8-disulfonic acid131-27-143 % similar Ferron547-91-143 % similar Naphthionic acid84-86-643 % similar Naphthalene-1-sulfonic acid85-47-243 % similar Scarlet gn4548-53-242 % similar Calconcarboxylic acid3737-95-941 % similar Dansyl acid4272-77-940 % similar Laurent acid84-89-940 % similar 9,10-Dihydro-1,4-dihydroxy-9,10-dioxo-2-anthracenesulfonic acid145-48-239 % similar Arsenazo iii1668-00-437 % similar 2-Aminophenol-4,6-disulfonic acid120-98-936 % similar