Calcium disodium EDTA is a Mixt. of calcium disodium ethylenediaminetetraacetate dihydrate (predominantly) and trihydrate Calcium disodium EDTA uses and applications include: Antioxidant, preservative, chelating agent, sequestrant in cosmetics, foods, pharmaceuticals, water treatment, textiles, soapsdetergents, electroless copper plating, polymer production, disinfectants, pulppaper; hog scald agent; scale control aid in water treatment; medicine (treating lead poisoning); in food packaging adhesives; in paperpaperboard in contact with aqueousfatty foods Suggested storage of Calcium disodium EDTA: Sl. hygroscopic