Read more EDTA 4Na Sodium EDTA (Tetrasodium EDTA) or ethylene diamine tetraacetic acid with chemical formula is a colorless substance or white powder and soluble in water. It is used as a chelating compound to remove metal poisoning, anti-corrosion agent and water purification. Tetrasodium EDTA is prepared from the reaction of ethylenediamine, formaldehyde and sodium cyanide. To know the price and purchase of this product, contact the phone numbers of Maham Tejarat Paidar company.