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.

Specifications:

 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

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.

Relational Production：EDTA.4Na (CAS No.: 64-02-8); EDTA.2Na (CAS No.: 139-33-3)

Key Words: EDTA acid, Ethylene Diamine Tetraacetic Acid; EDTA.2Na, Ethylene Diamine Tetraacetic Acid Disodium; EDTA.4Na, Ethylene Diamine Tetraacetic Acid Tetrasodium.