Ethylenediaminetetraacetic acid (EDTA)

CAS Number: 60-00-4 Chinese Name: Ethylenediaminetetraacetic Acid (EDTA) English Name: Ethylenediaminetetraacetic Acid; EDTA Alias: Ethylenedinitrilotetraacetic Acid, Trilon Content: 99.0% Molecular Formula: C10H16N2O8 Molecular Weight: 292.24 EINECS Number: 200-449-4 Packaging: 25KG cardboard drum Specifications: Content % ≥ 99.0 Ignition Residue % ≤ 0.1 Sulfate (as SO₄²⁻) % ≤ 0.1 Chloride Content (as Cl⁻) % ≤ 0.01 Heavy Metals (as Pb) % ≤ 0.002 Usage: Calcium ion chelating agent, detergent, blood anticoagulant. Used in biochemical research as a calcium chelator to eliminate inhibition in enzymatic reactions caused by trace heavy metals. Physical Properties: White, odorless, colorless crystalline powder. Melting point: 240°C (decomposition). Insoluble in cold water, alcohol, and common organic solvents; slightly soluble in hot water. Soluble in sodium hydroxide, sodium carbonate, and ammonia solutions. Dissolves in 160 parts of boiling water at 100°C. Its alkali metal salts are water-soluble. Storage and Transportation: Packed in inner plastic composite bags, 25KG/bag. Store in a cool, dry warehouse. Avoid mixing with alkalis and oxidizing agents. Protect from light and heat. Keep tightly sealed when not in use.