Date published: 2025-10-31

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HEDTA-Na3 (CAS 139-89-9)

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Alternate Names:
N-(2-Hydroxyethyl)ethylenediamine-N,N′,N′-triacetic acid trisodium salt; HEDTA trisodium salt
CAS Number:
139-89-9
Purity:
≥99%
Molecular Weight:
344.20
Molecular Formula:
C10H15N2O7•Na3
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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HEDTA-Na3 plays a vital role in various scientific research, biochemical, and physiological applications. In scientific research, HEDTA-Na3 serves as a chelating agent, effectively sequestering and removing heavy metals from solutions. Moreover, its use as a buffer in biochemical assays, a preservative in cell culture media, and a stabilizer in solutions makes it indispensable in a range of applications. The significance of HEDTA-Na3 further extends to its involvement in the synthesis of other compounds, including dyes and pharmaceuticals. The mechanism of action for HEDTA-Na3 as a chelating agent relies on its four carboxylate groups, which come together to form a stable ring structure around the metal ion. This stable complex formation prevents the metal ion from participating in chemical reactions, enhancing its capacity to sequester and neutralize heavy metals.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

HEDTA-Na3, 100 g

sc-250080
100 g
$36.00