Lanthanum Carbonate | |
Chemical formulaFormula:La2(CO3)3 | CAS:587-26-8 |
Molecular weightNol.wt.457.8 | |
Specification | |
(Code) | LCL-3N | LCL-4N | LCL-4.5N |
Total rare earth oxidesTREO% | ≥43 | ≥43 | ≥43 |
Lanthanum purity and related rare earth impurities（La purity and relative rare earth impurities） | |||
La2O3/TREO% | ≥99.9 | ≥99.99 | ≥99.995 |
CeO2/TREO% | ≤0.08 | ≤0.005 | ≤0.002 |
Pr6O11/TREO% | ≤0.01 | ≤0.001 | ≤0.001 |
Nd2O3/TREO% | ≤0.01 | ≤0.001 | ≤0.001 |
Sm2O3/TREO% | ≤0.001 | ≤0.001 | ≤0.001 |
Y2O3/TREO% | ≤0.001 | ≤0.001 | ≤0.001 |
| （Non rare earth impurity） | |||
Fe2O3% | ≤0.005 | ≤0.003 | ≤0.002 |
CaO % | ≤0.08 | ≤0.03 | ≤0.03 |
SiO2 % | ≤0.02 | ≤0.015 | ≤0.01 |
MnO2 % | ≤0.005 | ≤0.001 | ≤0.001 |
PbO % | ≤0.01 | ≤0.001 | ≤0.001 |
SO2 4- % | ≤0.01 | ≤0.001 | ≤0.001 |
Cl- % | ≤0.05 | ≤0.05 | ≤0.005 |
Description: White powder, insoluble in water, soluble in acid. Uses: Mainly used as an intermediate compound of lanthanum, as a raw material for lanthanum chloride and lanthanum oxide. | Description: White Powder, insoluble in water, soluble in acids. Uses: Used as the medium compound of lanthanum and the raw material of LaCl3, La2O3. | ||
