化学式:Ce2(CO3)3·XH2O
规格(%):TREO>45 CeO2/TREO≥95~99.99
用途:用于铈化合物、硝酸铈原料。
包装:集装袋包装 净重:1000Kg
项目 | 单位 | 0111标准 | 0112标准 | 0113标准 |
REO | % | ≥45 | ≥45 | ≥45 |
CeO2/REO | % | ≥99.99 | ≥99.95 | ≥99.95 |
La2O3/REO | % | ≤0.004 | ≤0.02 | ≤0.02 |
Pr6O11/REO | % | ≤0.002 | ≤0.01 | ≤0.01 |
Nd2O3/REO | % | ≤0.002 | ≤0.01 | ≤0.01 |
Sm2O3/REO | % | ≤0.001 | ≤0.005 | ≤0.005 |
Fe2O3 | % | ≤0.002 | ≤0.005 | ≤0.005 |
SiO2 | % | ≤0.002 | ≤0.02 | ≤0.03 |
CaO | % | ≤0.005 | ≤0.01 | ≤0.05 |
Al2O3 | % | ≤0.005 | ≤0.02 | ≤0.02 |
MgO | % | ≤0.002 | ≤0.002 | ≤0.002 |
PbO | % | ≤0.005 | ≤0.005 | ≤0.005 |
Na2O | % | ≤0.005 | ≤0.005 | ≤0.2 |
ZnO | % | ≤0.005 | ≤0.005 | ≤0.01 |
Cl- | % | ≤0.05 | ≤0.05 | ≤0.05 |
SO42- | % | ≤0.02 | ≤0.05 | ≤0.05 |
外观 | / | 白色粉末,无可见夹杂物 | 白色粉末,无可见夹杂物 | 白色或略带谈黄色粉末,无可见夹杂物 |