Ferrous Ethylenediammonium SulfateFe(C2H10N2)(SO4)2,4H2O = 382.1 (113193-60-5)Ethylenediammonium iron(II) disulfate tetrahydrate. Ethylenediammonium tetraaquabis(sulfato)iron(II)Content: minimum 99.5 per cent.