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Cerium oxide

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Introduction:


Details:

Formula: CeO2
CAS No.: 1306-38-3
Molecular Weight: 172.12
Density: 7.22 g/cm3
Melting point: 2,400° C 
Appearance: Yellow to tan powder
Solubility: Insoluble in water, moderately soluble in strong mineral acids
Stability: Slightly  hygroscopic
Multilingual: Cerium Oxide, Oxyde De Cerium, Oxido De Cerio

Usage:

Cerium Oxide, also called Ceria, is widely applied in glass, ceramics and catalyst manufacturing. In glass industry, it is considered to be the most efficient glass polishing agent for precision optical polishing. It is also used to decolorize glass by keeping iron in its ferrous state. The ability of Cerium-doped glass to block out ultra violet light is utilized in the manufacturing of medical glassware and aerospace windows. It is also used to prevent polymers from darkening in sunlight and to suppress discoloration of television glass. It is applied to optical components to improve performance. High purity Ceria are also used in phosphors and crystal.



Certificate Of Analysis

                                 

Product Code5891589358955897
Grade99.999%99.99%99.9%99%
CHEMICAL COMPOSITION



CeO2/TREO (% min.)99.99999.9999.999
TREO (% min.)99999999
Loss on ignition (% max.)1111
Rare Earth Impuritiesppm max.ppm max.% max.% max.
La2O3/TREO
Pr6O11/TREO
Nd2O3/TREO
Sm2O3/TREO
Y2O3/TREO
2
2
2
2
2
50
50
20
10
10
0.1
0.1
0.05
0.01
0.01
0.5
0.5
0.2
0.05
0.05
Non-Rare Earth Impuritiesppm max.ppm max.% max.% max.
Fe2O3
SiO2
CaO
PbO
Al2O3
NiO
CuO
10
50
30
5
10
5
5