6-amino-1,3-naphthalene-disulfonic acid, 2-amino-5,7-naphthalenedisulfonic acid, 2-NAPHTHYLAMINE-5,7-DISULPHONIC ACID, 6-amino-3-naphthalenedisulfonicacid, AMINO J-ACID, 2-Naphthylamin-5,7-disulfonsure, 2-Naphthylamine-5,7-disulfonicaacid, 2-naftylamin-5,7-disulfonansodny, 2-amino-naphthalene-5,7-disulfonic acid, amino-iacid, 6-Aminonaphthalene-1,3-disulfonic acid, 6-amino-1,3-naphthalenedisulfonic, kyselinaamino-i