1,3-Naphthalenedisulfonicacid, 7-amino-, disodium salt (7CI,8CI,9CI); 7-Aminonaphthalene-1,3-disulfonicacid sodium salt; Disodium 2-naphthylamine-6,8-disulfonate; Disodium7-amino-1,3-naphthalenedisulfonate
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