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Merck

544884

Sigma-Aldrich

Iron(III) oxide

nanopowder, <50 nm particle size (BET)

Sinónimos:

Ferric oxide

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About This Item

Fórmula empírica (notación de Hill):
Fe2O3
Número de CAS:
Peso molecular:
159.69
Número CE:
Número MDL:
Código UNSPSC:
12352302
ID de la sustancia en PubChem:
NACRES:
NA.23

descripción

crystalline (primarily γ)

Nivel de calidad

formulario

nanopowder

superficie

50-245 m2/g

tamaño de partícula

<50 nm (BET)

aplicaciones

battery manufacturing

cadena SMILES

O=[Fe]O[Fe]=O

InChI

1S/2Fe.3O

Clave InChI

JEIPFZHSYJVQDO-UHFFFAOYSA-N

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Descripción general

Iron(III) oxide nanopowder is a fine powder with a particle size of less than 50 nm. It is a red or black solid compound made up of iron and oxygen. It is also known as hematite or ferric oxide. It is a naturally occurring mineral that can also be synthesized in the laboratory. Iron(III) oxide has a number of useful physical properties. It has a high refractive index and is opaque, making it useful as a pigment in paints in inks. Iron(III) oxide is also catalytically active and weakly ferromagnetic at room temperature.

Aplicación

Iron(III) oxide nanopowder has a number of uses due to its magnetic and catalytic properties. It is used in the production of magnetic recording media such as magnetic tapes and disks. It is also used as a catalyst in the production of chemicals, including the production of gasoline and plastics and in environmental remediation.

Características y beneficios

  • High theoretical specific capacity
  • Biocompatibility
  • Ease of coating and modification
  • Non-toxicity

Código de clase de almacenamiento

13 - Non Combustible Solids

Clase de riesgo para el agua (WGK)

nwg

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

dust mask type N95 (US), Eyeshields, Gloves


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Nanomaterials (Basel, Switzerland), 9(2) (2019-02-06)
Submicrometre spherical particles made of Au and Fe can be fabricated by pulsed-laser melting in liquid (PLML) using a mixture of Au and iron oxide nanoparticles as the raw particles dispersed in ethanol, although the detailed formation mechanism has not
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