2,5-diamino-4,8-disulpho-naphthalene, 1,6-diaminonaphthalene-4,8-disulfonic acid, 1,6-Diamino-4,8-naphthalenedisulfonicacid, 3,8-diamino-naphthalene-1,5-disulfonic acid, Naphthylen-diamin-(1.6)-disulfonsaeure-(4.8), 3,8-Diaminonaphthalene-1,5-disulphonic acid, 3,8-Diamino-naphthalin-1,5-disulfonsaeure, EINECS 243-207-3, 1,6-diamino-naphthalene-4,8-disulphonic acid