分子式:Ce2(CO3)3·xH2O
形状:白色粉未
用途:主要用作生产铈的中间化合物,可作为氯化铈、氧化铈及其它铈化合物的原料及白炽灯罩
等。
项目 | 规格 | |||
牌号 | Ce2(CO3)3·xH2O | Ce2(CO3)3·xH2O | Ce2(CO3)3·xH2O | Ce2(CO3)3·xH2O |
TREO(wt%) | ≥ 45.0 | ≥ 45.0 | ≥ 45.0 | ≥ 45.0 |
稀土相对纯度(wt%) | ||||
La2O3/TREO | ≤ 0.30 | ≤ 0.05 | ≤0.03 | ≤0.005 |
CeO2/TREO | ≥ 99.0 | ≥ 99.5 | ≥ 99.9 | ≥ 99.99 |
Pr6O11/TREO | ≤0.025 | ≤0.010 | ≤0.005 | ≤0.002 |
Nd2O3/TREO | ≤0.025 | ≤0.010 | ≤0.005 | ≤0.001 |
Sm6O3/TREO | ≤0.02 | ≤0.004 | ≤0.004 | ≤0.001 |
Y2O3/TREO | ≤0.01 | ≤0.001 | ≤0.001 | ≤0.001 |
非稀土杂质含量(wt%) | ||||
Fe2O3 | ≤0.01 | ≤0.01 | ≤0.008 | ≤0.0005 |
CaO | ≤0.10 | ≤0.08 | ≤0.08 | ≤0.0002 |
CI- | ≤0.05 | ≤0.05 | ≤0.05 | ≤0.0005 |
SiO2 | ≤0.05 | ≤0.03 | ≤0.02 | ≤0.0002 |
灼减L.O.I. | ≤3.0 | ≤2.5 | ≤2.5 | ≤2 |
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