Cerium Carbonate
product description
Cerium Carbonate | |
Chemical formulaFormula: Ce2(CO3)3 | CAS:537-01-9 |
Molecular weightNol.wt.460.24 | Cerium Carbonate |
Specification | |
(Code) | CCL-3N | CCL-3.5N | CCL-4N |
Total rare earth oxidesTREO% | ≥50 | ≥50 | ≥50 |
Cerium purity and related rare earth impurities（Cerium purity and relative rare earth impurities） | |||
CeO2/TREO% | ≥99.9 | ≥99.95 | ≥99.99 |
La2O3/TREO% | ≤0.05 | ≤0.02 | ≤0.004 |
Pr6O11/TREO% | ≤0.01 | ≤0.01 | ≤0.002 |
Nd2O3/TREO% | ≤0.01 | ≤0.01 | ≤0.001 |
Sm2O3/TREO% | ≤0.01 | ≤0.005 | ≤0.001 |
Y2O3/TREO% | ≤0.01 | ≤0.005 | ≤0.001 |
| （Non rare earth impurity） | |||
Fe2O3% | ≤0.005 | ≤0.002 | ≤0.0015 |
SiO2% | ≤0.02 | ≤0.01 | ≤0.005 |
CaO% | ≤0.02 | ≤0.01 | ≤0.02 |
MnO2% | ≤0.001 | ≤0.001 | ≤0.001 |
Na2O% | ≤0.005 | ≤0.005 | ≤0.002 |
PbO% | ≤0.005 | ≤0.003 | ≤0.002 |
Cl- % | ≤0.05 | ≤0.05 | ≤0.03 |
SO2 4- % | ≤0.03 | ≤0.03 | ≤0.03 |
Description: The white powder is insoluble in water but soluble in acid. use：Used in the manufacture of automobile exhaust purification catalysts, and also an intermediate 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. | ||