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85715-60-2 - Ethylenediaminetetraacetic acid trisodium salt hydrate, 95% - EDTA trisodium salt hydrate - H56165 - Alfa Aesar

H56165 Ethylenediaminetetraacetic acid trisodium salt hydrate, 95%

CAS Number
EDTA trisodium salt hydrate

Size Price ($) Quantity Availability
250g 34.70
500g 59.40
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Ethylenediaminetetraacetic acid trisodium salt hydrate, 95%


Chemical Properties

Formula Weight
Melting point
Soluble in sodium chloride. (1 M NaOH).


This is used to eliminate enzyme inhibition by traces of heavy metals, and to inhibit enzymes that require divalent cations as cofactors.


Incompatible with oxidizing agents. Store at room temperature.

Literature References

Donald T. Sawyer.; Paul J. Paulsen. Properties and Infrared Spectra of Ethylenediaminetetraacetic Acid Complexes. I. Alkaline Earth Chelates. J. Am. Chem. Soc. 1958, 80 (7),1597-1600.

Melvin L. Morris.; Daryle H. Busch. The Properties and Infrared Absorption Spectra of Complexes of Cobalt(III) with Pentadentate Ethylenediaminetetraacetic Acid and Hydroxyethylethylenediaminetriacetic acid.J. Am. Chem. Soc. 1956, 78 (20),5178-5181.

GHS Hazard and Precautionary Statements

Hazard Statements: H303-H315-H319-H335

May be harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P312a-P321-P332+P313-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Specific treatment (see label). If skin irritation occurs: Get medical advice/attention. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Harmonized Tariff Code


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