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Key Documents

C8877

Sigma-Aldrich

Cerium(IV) oxide

≥99.9% rare earth content as CeO2 basis

Synonym(s):

Ceric oxide, Ceric oxide, ceria

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About This Item

Linear Formula:
CeO2
CAS Number:
Molecular Weight:
172.11
EC Number:
MDL number:
UNSPSC Code:
12352300

Assay

≥99.9% rare earth content as CeO2 basis

density

7.13 g/mL at 25 °C (lit.)

SMILES string

O=[Ce]=O

InChI

1S/Ce.2O

InChI key

CETPSERCERDGAM-UHFFFAOYSA-N

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Application

The additon of CeO2 to CuO/TiO2 increases specific surface area and inhibits sintering and pore size growth at high temperatures.

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Product No.
Description
Pricing

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

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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Leonardo P Franchi et al.
Toxicology in vitro : an international journal published in association with BIBRA, 29(7), 1319-1331 (2015-06-02)
Metallic nanoparticles such as silver (Ag), cerium dioxide (CeO2) and titanium dioxide (TiO2) are produced at a large scale and included in many consumer products. It is well known that most metallic NPs are toxic to humans which raise concerns

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