Edetate Disodium IP

It occurs as a white crystalline powder, soluble in water.


A chelating agent that sequesters a variety of polyvalent cations such as sodium and calcium. It is used in pharmaceutical manufacturing and as a food additive.


Mol. Formula: C10H14N2Na2O8.2H2O
Mol. Wt.:  372.2 g/mol
CAS No.: 139-33-3


General Specifications

Test Specification
Characters It occurs as a white, crystalline powder, odorless

Test (A)

Test (B)




(a)Infrared Absorption Spectrophotometry.

(b)Specified Test.

(c)Specified Test

(d)It gives the reaction of sodium salts

Solubility Soluble in water, practically insoluble in ethanol (95%)
Appearance of solution The 5% solution in carbon dioxide is clear and colorless.
pH Between 4.0 and 5.5
Impurity A Not more than 0.1%
Heavy metals Not more than 20ppm
Iron Not more than 80ppm
Assay Not less than 98.5% and not more than 101.0% of C10H14N2Na2O8.2H2O


Shelf life, Storage and Packing
It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.


GLP, cGMP (FDA) Approved, ISO 9001, ISO 14001, ISO 45001, ISO 17025, ISO 22000, FSSC 22000, FSSAI, Halal and Kosher certified.
We observe WHO Good manufacturing practice and Good laboratory practice.

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