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Merck
CN

700290

Cerium oxide

greener alternative

nanopowder, <50 nm particle size (BET), 99.95% trace rare earth metals basis

Synonym(s):

Cerium(IV) oxide, Cerium dioxide, Ceric oxide, Ceric oxide, ceria

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About This Item

Linear Formula:
CeO2
CAS Number:
1306-38-3
Molecular Weight:
172.11
NACRES:
NA.23
PubChem Substance ID:
329762193
UNSPSC Code:
12352302
EC Number:
215-150-4
MDL number:
MFCD00010933

Key Documents

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Product Name

Cerium(IV) oxide, nanopowder, <50 nm particle size (BET), 99.95% trace rare earth metals basis

surface area

30 m2/g , BET

particle size

<50 nm (BET)

InChI key

CETPSERCERDGAM-UHFFFAOYSA-N

InChI

1S/Ce.2O

SMILES string

O=[Ce]=O

assay

99.95% trace rare earth metals basis

form

nanopowder

greener alternative product characteristics

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sustainability

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density

7.13 g/mL at 25 °C (lit.)

bulk density

0.53 g/cm3

greener alternative category

Enabling

Quality Level

100

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Application

CeO2 nanopowder can be used for a variety of applications such as biomedicine, semiconductors, and coating applications.
The additon of CeO2 to CuO/TiO2 increases specific surface area and inhibits sintering and pore size growth at high temperatures.

General description

Cerium(IV) oxide (CeO2) is a class of rare earth materials which can be synthesized by a variety of methods which include thermal hydrolysis and hydrothermal method. Its properties include a high refractive index, and dielectric constant.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is intended for Molecular Solar Thermal Energy Storage Systems (MOST) and has been enhanced for energy efficiency. Click here for more information.

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
MKCV6501
MKCT7187
MKCT9708
MKCV1854
MKCS1121

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Fungus mediated synthesis of biomedically important cerium oxide nanoparticles
Khan SA and Ahmad A
Materials Research Bulletin, 48(10), 4134-4138 (2013)
Characterization of cerium (IV) oxide ultrafine particles prepared using reversed micelles
Masui T, et al.
Chemistry of Materials, 9(10), 2197-2204 (1997)
Oxidase-like activity of polymer-coated cerium oxide nanoparticles
Asati A, et al.
Angewandte Chemie (International Edition in English), 48(13), 2308-2312 (2009)
Hydrothermal synthesis of cerium (IV) oxide
Hirano M and Kato E
Journal of the American Chemical Society, 79(3), 777-780 (1996)
Preparation and spherical agglomeration of crystalline cerium (IV) oxide nanoparticles by thermal hydrolysis
Hirano M, et al.
Journal of the American Chemical Society, 83(5), 1287-1289 (2000)
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