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380024

Sigma-Aldrich

Iron(II) chloride tetrahydrate

99.99% trace metals basis

Synonym(s):

Ferrous chloride tetrahydrate

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About This Item

Linear Formula:
FeCl2 · 4H2O
CAS Number:
Molecular Weight:
198.81
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

vapor pressure

10 mmHg ( 693 °C)

assay

99.99% trace metals basis

form

crystals and lumps

impurities

≤150.0 ppm Trace Metal Analysis

application(s)

battery manufacturing

SMILES string

O.O.O.O.Cl[Fe]Cl

InChI

1S/2ClH.Fe.4H2O/h2*1H;;4*1H2/q;;+2;;;;/p-2

InChI key

WSSMOXHYUFMBLS-UHFFFAOYSA-L

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General description

Iron(II) chloride tetrahydrate is a hydrated metallic halide. Crystal structure studies suggest that it crystallizes in monoclinic system having space group P21/c.

Application

A variety of organically templated iron phosphates, of interest because of their rich crystal chemistry and their ability to absorb large molecules in their micropores,were prepared using this compound.
Iron(II) chloride tetrahydrate (Ferrous chloride tetrahydrate, FeCl2·4H2O) has been used in the preparation of bentonite/iron nanoparticles.
It may be used in the following studies:
  • Preparation of composites of multiwall carbon nanotubes (MWCNTs)/nano-iron oxide.
  • Preparation of magnetite (Fe3O4) nanoparticles.
  • Solid-phase synthesis of [Fe(phen)3]Cl2·nH2O (phen = 1,10-phenanthroline).4

pictograms

CorrosionExclamation mark

signalword

Danger

hcodes

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 1

flash_point_f

does not flash

flash_point_c

does not flash

ppe

dust mask type N95 (US), Eyeshields, Gloves


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Bibek Thapa et al.
Scientific reports, 9(1), 5633-5633 (2019-04-06)
The engineering of materials with controlled magnetic properties by means other than a magnetic field is of great interest in nanotechnology. In this study, we report engineered magnetic graphene oxide (MGO) in the nanocomposite form of iron oxide nanoparticles (IO)-graphene
Synthesis and characterization of bentonite/iron nanoparticles and their application as adsorbent of cobalt ions.
Shahwan T, et al.
Applied Clay Science, 47(3), 257-262 (2010)
Preparation and characterization of magnetic chitosan nanospheres.
Hritcu D, et al.
Turkish Journal of Chemistry, 33, 785-796 (2009)
The crystal structure of iron (II) chloride tetrahydrate.
Penfold BR and Grigor JA.
Acta Crystallographica, 12(11), 850854-850854 (1959)
Chromium removal by combining the magnetic properties of iron oxide with adsorption properties of carbon nanotubes.
Gupta VK, et al.
Water Research, 45(6), 2207-2212 (2011)

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