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FILTER BLUE GREEN DANDS Iron Complex FILTER BLUE GREEN ISO 9001：2015 REACH 1,2-DIAMINONAPHTHALENE-5,7-DISULFONIC ACID-IRON Tris (1,2-diamino-5-naphthalene sulfonic acid)ferric (III) complex tris[5,6-di(amino-.kappa.n)-1,3-naphthalenedisulfonato(2-)]-ferrate(3-trip TRIS-(5,6-DIAMINO-1,3-NAPHTHALENEDISULFONIC ACID) TRIPOTASSIUM SALT FERRATE tripotassium tris[5,6-diaminonaphthalene-1,3-disulphonato(2-)-N,N']ferrate(3-)