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Merck

637106

Sigma-Aldrich

Iron(II,III) oxide

nanopowder, 50-100 nm particle size (SEM), 97% trace metals basis

Sinónimos:

Ferrosoferric oxide, Iron oxide black, Magnetite

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About This Item

Fórmula empírica (notación de Hill):
Fe3O4
Número de CAS:
Peso molecular:
231.53
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.23

assay

97% trace metals basis

form

nanopowder
spherical

surface area

6-8 m2/g , estimated

particle size

50-100 nm (SEM)

mp

1538 °C (lit.)

density

4.8-5.1 g/mL at 25 °C (lit.)

bulk density

0.84 g/mL

application(s)

battery manufacturing

SMILES string

O=[Fe].O=[Fe]O[Fe]=O

InChI

1S/3Fe.4O

InChI key

SZVJSHCCFOBDDC-UHFFFAOYSA-N

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General description

Iron(II,III) oxide nanopowder is a fine powder composed of iron oxide particles with a size ranging from 50-100 nm. It is also known as ferrous ferric oxide or ferrosoferric oxide. Iron(II,III) oxide is a reddish-brown, magnetic material that is stable and chemically inert. It is commonly used as a pigment in paints, coatings, and ceramics, and it is also used as a catalyst in many chemical reactions. As a nanopowder form, this iron(II,III) oxide has a large surface area, which makes it more effective as a catalyst.

Application

Iron(II,III) oxide (Fe3O4) can be used as a heterogeneous catalyst for the Fenton type oxidation of rhodamine B. It can be used as an anode material for the fabrication of lithium-ion batteries. Fe3O4 can also be utilized in the catalysis of the oxygen reduction reaction (ORR) in the anion exchange membrane fuel cell.

Analysis Note

XRD image is representative only; it is not lot specific

Storage Class

11 - Combustible Solids

wgk_germany

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Visite la Librería de documentos

Spark Plasma Sintered HA-Fe3O4-Based Multifunctional Magnetic Biocomposites.
Bajpai I, et al.
Journal of the American Ceramic Society. American Ceramic Society, 96(7), 2100-2108 (2013)
Magnetomotive nanoparticle transducers for optical rheology of viscoelastic materials.
Crecea V, et al.
Optics Express, 17(25), 23114-23122 (2009)
A conceptually new type of bio-hybrid scaffold for bone regeneration.
Tampieri A, et al.
Nanotechnology, 22(1) (2011)
Fenton-like oxidation of Rhodamine B in the presence of two types of iron (II, III) oxide
Xue X, et al.
Journal of Hazardous Materials, 166(1), 407-414 (2009)
Longitudinal 3He and proton imaging of magnetite biodistribution in a rat model of instilled nanoparticles.
Al Faraj A, et al.
Magnetic Resonance in Chemistry, 59(6), 1298-1303 (2008)

Artículos

Professor Randal Lee (University of Houston, USA) discusses design considerations for iron oxide magnetic nanospheres and nanocubes used for biosensing, including synthetic procedures, size, and shape. The effects of these variables are discussed for various volumetric-based and surface-based detection schemes.

Currently, magnetic nanoparticles (MNPs) are attracting a lot of attention because of the possibility of many novel applications, especially in biomedical research.

An article concerning self-propagating reactions induced by mechanical alloying, presented by Sigma-Aldrich.com.

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