Cerium oxide
- Số CAS
- 1306-38-3
- Khối lượng phân tử
- 172.11
- Công thức phân tử / ký hiệu hóa học
- CeO2
Mô tả
Density:7.65 g/cm3
Melting Point:2400 °C
Boiling Point:3500 °C
Solubility:insoluble in water,moderately soluble in strong mineral acids.
Stability: Slightly hygroscopic
Appearance:Powders with various colors against the different grade:
Yellow, Tan, Light yellow, White
ỨNG DỤNG
FCC Catalyst;Glass production;Polishing powder;Ceramics;Crystals;Phosphors.
Cerium oxide is used to polish glass, metal, and gemstones like mirror bevels, stemware, computer chips, focal plane arrays, transistors, and other electronic components.And added in the glassmaking process to decolorize it.
Keyword:Nanometer materials;Oxide;Electronic chemicals;Catalyst;Petroleum chemicals；Fine ceramics
Phiếu kiểm nghiệm
|
component content(%) |
test result |
|
|
REO≥ |
99 |
|
|
99 |
||
|
- |
||
|
CeO2/REO |
99.95 |
|
|
99.5 |
||
|
- |
||
|
Rare earth impurity/REO |
La2O3 |
0.02 |
|
0.3 |
||
|
Pr6O11 |
0.01 |
|
|
0.04 |
||
|
Nd2O3 |
0.01 |
|
|
0.04 |
||
|
Sm2O3 |
0.005 |
|
|
- |
||
|
Y2O3 |
0.005 |
|
|
- |
||
|
Non-RE
|
Fe2O3 |
0.01 |
|
0.01 |
||
|
SO42- |
0.08 |
|
|
0.1 |
||
|
CaO |
0.01 |
|
|
0.1 |
||
|
CI |
0.08 |
|
|
0.1 |
||