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289744

Sigma-Aldrich

Cerium(IV) oxide, dispersion

greener alternative

20 wt. % colloidal dispersion in 2.5% acetic acid, 30-50 nm avg. part. size

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About This Item

Linear Formula:
CeO2
Molecular Weight:
172.11
MDL number:
MFCD00010933
UNSPSC Code:
12352303
PubChem Substance ID:
24857210
NACRES:
NA.23

Quality Level

100

form

dispersion

reaction suitability

reagent type: catalyst
core: cerium

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

avg. part. size

30-50 nm

pH

~2.7

viscosity

10 cP(lit.)

density

1.22 g/mL at 25 °C

greener alternative category

Enabling

SMILES string

O=[Ce]=O

InChI

1S/Ce.2O

InChI key

CETPSERCERDGAM-UHFFFAOYSA-N

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General description

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.

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Certificates of Analysis (COA)

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Vishal Shah et al.
PloS one, 7(10), e47827-e47827 (2012-10-31)
Cerium oxide nanoparticles have found numerous applications in the biomedical industry due to their strong antioxidant properties. In the current study, we report the influence of nine different physical and chemical parameters: pH, aeration and, concentrations of MgSO(4), CaCl(2), KCl
Hailong Li et al.
Journal of hazardous materials, 243, 117-123 (2012-11-08)
MnO(x)-CeO(2) mixed-oxide supported on TiO(2) (Mn-Ce/Ti) was synthesized by an ultrasound-assisted impregnation method and employed to oxidize elemental mercury (Hg(0)) at 200°C in simulated coal combustion flue gas. Over 90% of Hg(0) oxidation was achieved on the Mn-Ce/Ti catalyst at
Cecilia Mondelli et al.
Chimia, 66(9), 694-698 (2012-12-06)
The heterogeneously catalyzed gas-phase oxidation of HCl to Cl(2) offers an energy-efficient and eco- friendly route to recover chlorine from HCl-containing byproduct streams in the chemical industry. This process has attracted renewed interest in the last decade due to an
Lijuan Zhao et al.
ACS nano, 6(11), 9615-9622 (2012-10-12)
The rapid development of nanotechnology will inevitably release nanoparticles (NPs) into the environment with unidentified consequences. In addition, the potential toxicity of CeO(2) NPs to plants and the possible transfer into the food chain are still unknown. Corn plants (Zea
Peng Zhang et al.
ACS nano, 6(11), 9943-9950 (2012-10-27)
Biotransformation is a critical factor that may modify the toxicity, behavior, and fate of engineered nanoparticles in the environment. CeO(2) nanoparticles (NPs) are generally recognized as stable under environmental and biological conditions. The present study aims to investigate the biotransformation
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