Product Name : EDTA Acid Ferric Ammonium (Liquid) Chemical Name : C10H12N2O8 Fe NH4. NH4 OH Cas No. : 397.2 Appearance : Red brown clear liquid pH : 7.0 - 8.0 Assay : 640 grs. / lts. Min. Remarks : Excess EDTA chemical content min-10g/l. Free Fe++ content max.1.0g/l