High purity cerium carbonate
product description
High Purity Cerium Carbonate | |
Chemical formulaFormula: Ce2(CO3)3 | CAS:537-01-9 |
Molecular weightNol.wt. 460.24 | High Purity Cerium Carbonate |
Specification | |
(Code) | CCL-4N | CCL-4.5N |
Total rare earth oxidesTREO% | 50±2 | 50±2 |
Cerium purity and related rare earth impurities（Cerium purity and relative rare earth impurities） | ||
CeO2/TREO% | ≥99.99 | ≥99.995 |
La2O3/TREO% | ≤0.004 | ≤0.003 |
Pr6O11/TREO% | ≤0.002 | ≤0.002 |
Nd2O3/TREO% | ≤0.001 | ≤0.001 |
Sm2O3/TREO% | ≤0.001 | ≤0.001 |
Y2O3/TREO% | ≤0.001 | ≤0.001 |
| （Non rare earth impurity） | ||
Fe2O3% | ≤0.0001 | ≤0.0001 |
SiO2% | ≤0.0005 | ≤0.0005 |
CaO% | ≤0.0001 | ≤0.0001 |
MnO2% | ≤0.0001 | ≤0.0001 |
Na2O% | ≤0.0001 | ≤0.0001 |
PbO% | ≤0.0001 | ≤0.0001 |
Cl- % | ≤0.0005 | ≤0.0005 |
SO2 4- % | ≤0.0005 | ≤0.0005 |
Description：The white powder is insoluble in water but soluble in acid. Uses: Used in the manufacture of automobile exhaust purification catalysts and intermediates for the preparation of cerium and other compounds. | Description: White powder, insoluble in water, Soluble in acids. Uses: Used in making Catalyst for cleaning automotive exhaust gas and also can be made into cerium metal, cerium oxide and other compounds of cerium. | |