碳酸铈 Cerium Carbonate | |
化学式 Formula: Ce2(CO3)3 | CAS:537-01-9 |
分子量 Nol.wt.460.24 | 碳酸铈Cerium Carbonate |
规 格 Specification | |
牌 号(Code) | CCL-3N | CCL-3.5N | CCL-4N |
稀土氧化物总量 TREO% | ≥50 | ≥50 | ≥50 |
铈纯度与相关稀土杂质（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 |
| 非 稀 土 杂 质（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 |
SO 2 4- % | ≤0.03 | ≤0.03 | ≤0.03 |
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. | ||
