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03650

Sigma-Aldrich

Ethylenediaminetetraacetic acid iron(III) sodium salt hydrate

12-14% Fe basis

Synonym(s):

EDTA iron(III) sodium salt, Iron(III)-sodium ethylenediaminetetraacetate hydrate

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About This Item

Linear Formula:
(OOCCH2)2NCH2CH2N(CH2COO)2FeNa · xH2O
CAS Number:
Molecular Weight:
367.05
MDL number:
UNSPSC Code:
12352116
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

12-14% (Fe basis)

form

powder or crystals

composition

Fe, 12-14%

reaction suitability

reagent type: chelator

impurities

≤15.0% Loss on drying

solubility

hot water: 0.5 g/10 mL, clear to slightly hazy (Yellow to Very Dark Yellow to Very Dark Brown)

SMILES string

[Na+].[Fe+3].[O-]C(=O)CN(CCN(CC([O-])=O)CC([O-])=O)CC([O-])=O

InChI

1S/C10H16N2O8.Fe.Na/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);;/q;+3;+1/p-4

InChI key

MKWYFZFMAMBPQK-UHFFFAOYSA-J

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Application

Ethylenediaminetetraacetic acid iron(III) sodium salt hydrate is used in large-volume stacking with electroosmotic flow pump (LVSEP) and in the remediation of contaminated groundwater.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

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Oxidative and reductive pathways in iron-ethylenediaminetetraacetic acid?activated persulfate systems.
Ahmad M, et al.
Journal of Environmental Engineering (New York, N.Y.), 138(4), 411-418 (2011)
Large?volume sample stacking for analysis of ethylenediaminetetraacetic acid by capillary electrophoresis.
Zhu Z, et al.
Electrophoresis, 23(17), 2880-2887 (2002)

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