Ethylenediaminetetraacetic acid iron(III) sodium salt hydrate

Name: Ethylenediaminetetraacetic acid iron(III) sodium salt hydrate
Brand: SIAL

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:

149022-26-4

Molecular Weight:

367.05

MDL number:

MFCD00078215

UNSPSC Code:

12352116

PubChem Substance ID:

329747751

NACRES:

NA.22

Assay:

12-14% (Fe basis)

Form:

powder or crystals

Solubility:

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

Key Documents

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Quality Level

200

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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Show Differences

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This Item	09-1420	03685	03677
Sigma-Aldrich 03650 Ethylenediaminetetraacetic acid iron(III) sodium salt hydrate	Sigma-Aldrich 09-1420 Ethylenediaminetetraacetic acid disodium salt dihydrate	Sigma-Aldrich 03685 Ethylenediaminetetraacetic acid disodium salt dihydrate	Sigma-Aldrich 03677 Ethylenediaminetetraacetic acid disodium salt dihydrate
form powder or crystals	form -	form -	form powder or crystals
assay 12-14% (Fe basis)	assay ≥99.5%	assay ≥97.0% (KT)	assay ≥99.0% (T)
solubility hot water: 0.5 g/10 mL, clear to slightly hazy (Yellow to Very Dark Yellow to Very Dark Brown)	solubility -	solubility H₂O: 100 g/L at 20 °C	solubility H₂O: 0.1 M at 20 °C, clear, colorless
Quality Level 200	Quality Level -	Quality Level 300	Quality Level 200
impurities ≤15.0% Loss on drying	impurities -	impurities -	impurities DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected
composition Fe, 12-14%	composition -	composition -	composition -

Application

Ethylenediaminetetraacetic acid iron(III) sodium salt hydrate is used in large-volume stacking with electroosmotic flow pump (LVSEP)[1] and in the remediation of contaminated groundwater.[2]

pictograms

GHS07

signalword

Warning

hcodes

H315,H319,H335

pcodes

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Large?volume sample stacking for analysis of ethylenediaminetetraacetic acid by capillary electrophoresis.

Zhu Z, et al.

Electrophoresis, 23(17), 2880-2887 (2002)

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)

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