高纯碳酸铈 High Purity Cerium Carbonate | |
化学式 Formula: Ce2(CO3)3 | CAS:537-01-9 |
分子量 Nol.wt. 460.24 | 高纯碳酸High Purity CeriumCarbonate |
规 格 Specification | |
牌 号(Code) | CCL-4N | CCL-4.5N |
稀土氧化物总量 TREO% | 50±2 | 50±2 |
铈纯度与相关稀土杂质（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 |
| 非 稀 土 杂 质（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 |
SO 2 4- % | ≤0.0005 | ≤0.0005 |
说明：白色粉末不溶于水，溶于酸。 用途：用于制造汽车尾气净化催化剂，也是制取铈和其他化合物的中间体。 | 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. | |
