Merck
All Photos(4)

ED4SS

Sigma-Aldrich

Ethylenediaminetetraacetic acid tetrasodium salt dihydrate

99.0-102.0% (titration)

Synonym(s):
EDTA tetrasodium salt, Edathamil, Tetrasodium ethylenediaminetetraacetate dihydrate
Linear Formula:
(NaOOCCH2)2NCH2CH2N(CH2COONa)2 · 2H2O
CAS Number:
Molecular Weight:
416.20
Beilstein:
3861753
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.77

Quality Level

assay

99.0-102.0% (titration)

solubility

H2O: soluble, clear, colorless

SMILES string

O.O.[Na+].[Na+].[Na+].[Na+].[O-]C(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O

InChI

1S/C10H16N2O8.4Na.2H2O/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20;;;;;;/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20);;;;;2*1H2/q;4*+1;;/p-4

InChI key

KSYNLCYTMRMCGG-UHFFFAOYSA-J

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Packaging

100, 500 g in poly bottle
1 kg in poly bottle
2.5 kg in poly drum

Biochem/physiol Actions

Ethylenediaminetetraacetic acid (EDTA) is used to eliminate enzyme inhibition by traces of heavy metals, and to inhibit enzymes that require divalent cations as cofactors.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - STOT RE 2

Target Organs

Respiratory Tract

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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Product Information Sheet

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