Disodium Edta, CAS No.13236-36-4, is a sodium salt of EDTA manufactured through chemical synthesis, soluble in water, appears as a white, odorless crystalline granular or powder. Also known as Disodium Ethylenediaminetetraacetate, is used in breads, dressings, cereals, nutritional bars, sauces, spreads, sweeteners, and prepared sausages.

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Disodium Edta Specification
ITEM STANDARD
Appearance White crystalline powder
Identification Pass test
Assay (C10H14N2Na2O8.2H2O) 99.0% ~ 101.0%
Chloride (Cl) 0.01%
Sulphate (SO4) 0.1%
pH (1%) 4.0- 5.0
Nitrilotriacetic acid 0.1%
Calcium (Ca) Negative
Ferrum (Fe) 10 mg/kg
Lead (Pb) 5 mg/kg
Arsenic (As) 3 mg/kg
Mercury (Hg) 1 mg/kg
Heavy metals (as Pb) 10 mg/kg