1,3,6-Naphthalenetrisulfonic acid, 7-amino- 118-03-6 2-Amino-3,6,8-naphthalenetrisulfonic acid 2-Naphthylamine-3,6,8-trisulfonic acid 7-Amino-1,3,6-naphthalenetrisulfonic acid Kyselina 2-naftylamin-3,6,8-trisulfonova Kyselina kochova NSC7561