Ceria
product description
Cerium Oxide | |
Chemical formulaFormula:CeO2 | CAS:1036-38-3 |
Molecular weightNol.wt.172.12 |
Cerium Oxide |
Specification | |
(Code) | CeO-3N | CeO-3.5N | CeO-4N |
Total rare earth oxidesTREO% | ≥99 | ≥99 | ≥99 |
Cerium purity and related rare earth impurities (Cerium purity and relative rare earth impurities） | |||
CeO2/TREO% | 99.9 | 99.95 | 99.995 |
La2O3/TREO% | ≤0.08 | ≤0.04 | ≤0.004 |
Pr6O11/TREO% | ≤0.01 | ≤0.01 | ≤0.003 |
Nd2O3/TREO% | ≤0.005 | ≤0.005 | ≤0.001 |
Sm2O3/TREO% | ≤0.004 | ≤0.005 | ≤0.002 |
Y2O3/TREO% | ≤0.0001 | ≤0.001 | ≤0.001 |
| （Non rare earth impurity） | |||
Fe2O3% | ≤0.005 | ≤0.005 | ≤0.002 |
SiO2% | ≤0.02 | ≤0.015 | ≤0.01 |
CaO% | ≤0.01 | ≤0.005 | ≤0.005 |
Cl- % | ≤0.06 | ≤0.06 | ≤0.05 |
SO2 4- % | ≤0.06 | ≤0.06 | ≤0.05 |
radioactivity(Radioactive） | 1Bq/g | ||
Description: Light yellow powder, insoluble in water and acid. Uses: Used as glass decolorizer, glass polishing agent, and raw material for preparing metal cerium. High-purity cerium oxide has important applications in rare earth luminescent materials. | Description: light yellow powder, insoluble in water and in acids Uses: Mainly used as the glass decolorizing agent and the glass polishing powder. Also used as the raw material in making metal cerium. High purity Cerium dioxide is very important in the applications of rare earth fluorescent materials. | ||