Agent Name

Ceric oxide

Alternative Name

Cerium oxide

CAS Number

1306-38-3

Formula

Ce-O2

Major Category

Metals

Synonyms

Ceria; Ceric dioxide; Ceric oxide; Cerium dioxide; Cerium(4+) oxide; Molycomp 5310; Needlal; Needlal U15; Needlal W10-01; Needlal W15; Nidoral; Opaline; Cerium oxide (CeO2); [ChemIDplus] Cerium oxide (CeO2); [Merck Index]

Category

Rare Earth Metals

Description

White (pure) to pale yellow crystals; Insoluble in water; [Merck Index]

Sources/Uses

Used to polish and decolorize glass, to opacify enamels, to analyze chemicals, to catalyze organic reactions, and to make coatings for heat-resistant alloys and infrared filters; [Merck Index] Cerium oxide nanoparticles are used in diesel fuel as combustion catalysts; [HSDB] Nanoparticles are used in solar and fuel cells, gas sensors, abrasives, oxygen pumps, and other metallurgic, glass, and ceramic applications; [PMID 21191487]

Comments

Studies indicate that cerium oxide nanopartices have antiinflammatory effects; [HSDB] See "Cerium." See "RARE EARTH METALS" and linked occupational diseases.

Reference Link

Rare earth (cerium oxide) pneumoconiosis: analytical scanning electron microscopy and literature review.

Adverse Effects
Fibrogenic

Yes

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Biomedical References

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: