Technical Index:No.InspectionItemCriterion1EDTA2Na≥99.0%2ChlorideCl%≤0.01%3SulphateSO4)%≤0.1%4Ferrum %(Fe)≤10PPM5HeavyMetal % (Pb)≤10PPM6PH4-57AppearanceWhitecrystalline powder Usage: EDTA Disodium is applied in detergent,dyeing auxiliary, fiber treatment agent, cosmetic additive, foodadditive and agricultural micro-fertilizer, as well as in mariculture.Packaging: 25 kg bag