Public Notic


Ethylene Diamine Tetraacetic Acid(EDTA)

English Name: Ethylene Diamine Tetraacetic Acid

Molecular Formula: C10H16N2O8

Technical Indexes:

Item

Indexes

Appearance

White Powder

Purity

≥99.0%

Chloride (Cl)

≤0.05%

Sulfate (SO4)

≤0.05%

Iron (Fe)

≤0.001%

Heavy metal (Pb)

≤0.001%

Chelate value (mgCaCO3/g)

≥339

PH

2.8-3.0


Properties: White crystal powder, soluble in sodium hydroxide, sodium carbonate and ammonia solution, not soluble in cold water, acid and common organic solvents,and discomposed at 240°C.

Uses: Mainly applied to complexing metal ions, and separating metal; used as water-treating agents and scale-eliminating agents; capable of preventing the harmful effects on production caused by metal ions in water ; also used in the cleaning the boilers in large-scale power plants.

Packing, Storage and Transportation: Packed in paper bags lined with plastic; net-weighted 25kg per bag; stored in cool, dark, ventilated and dry place.