Tetrasodium EDTA (ethylene diamine tetraacetate) is a highly effective chelating agent that forms stable complexes with divalent and trivalent metal ions. Supplied as a 39–40% aqueous solution from specialty chemistry producers.
Light yellow liquid pH: 11–12 (1% solution) Density: 1.15–1.38 g/cm³ Boiling point: 105–110°C Miscible with water at all ratios Viscosity: ~19 mPa.s Biodegradable
• Industrial cleaning and metal surface treatment • Pulp and paper: sequestrant in bleaching processes • Water treatment: prevention of scale and mineral deposits • Photographic chemistry: fixing baths • Textile dyeing and printing (sequestrant) • Cosmetics: preservative effectiveness enhancer • Agricultural formulations
REACH compliant. Classification: UN3267, Class 8, PG III. Not PBT or vPvB. Biodegradable. Does not contain SVHC.
Direct supply from producer (specialty chemistry producers). Store in PVC, PE, or stainless steel, bituminised tanks. Avoid contact with aluminium, zinc, nickel, copper alloys.
DANGER label: H290 (corrosive to metals), H302/332 (harmful if swallowed/inhaled), H315 (skin irritation), H318 (serious eye damage), H373 (repeated exposure — respiratory tract). UN3267, Class 8, PG III. PPE: nitrile gloves, goggles, protective suit.