制作方法９/p>-
主成分含量：
--存储条件９/p>-
密度９/p>-
纯度９/p>-
莫氏硬度９/p>-
颜色９/p>白色粉末
目数９/p>-
品级９/p>-
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?nbsp;?nbsp;?/p> Lanthanum Oxide |
|
化学弎/span> Formula:La2O3 |
CAS:1312-81-8 |
分子野/span> Nol.wt.325.8 |
氧化 Lanthanum Oxide |
觃/span>栻/span> Specification |
|
牋/span>叶/span>(Code) |
LO-3N |
LO-4N |
LO-4.5N |
稀土氧化物总量TREO% |
?/span>97 |
?/span>98 |
?/span>98 |
| 镧纯度与相关稀土杂?/span>＇/span>La purity and relative rare earth impurities（/span> | |||
La2O3/TREO% |
?/span>99.9 |
?/span>99.99 |
?/span>99.995 |
CeO2/TREO% |
≣/span>0.05 |
≣/span>0.007 |
≣/span>0.004 |
Pr6O11/TREO% |
≣/span>0.01 |
≣/span>0.001 |
≣/span>0.0005 |
Nd2O3/TREO% |
≣/span>0.01 |
≣/span>0.001 |
≣/span>0.0005 |
Sm2O3/TREO% |
≣/span>0.01 |
≣/span>0.001 |
≣/span>0.0005 |
Y2O3/TREO% |
≣/span>0.01 |
≣/span>0.001 |
≣/span>0.0005 |
| 靝/span>稀圞/span>杁/span>?/span>＇/span>Non rare earth impurity（/span> | |||
Fe2O3% |
≣/span>0.01 |
≣/span>0.005 |
≣/span>0.005 |
SiO2% |
≣/span>0.02 |
≣/span>0.015 |
≣/span>0.01 |
CaO% |
≣/span>0.08 |
≣/span>0.05 |
≣/span>0.03 |
Na% |
≣/span>0.02 |
≣/span>0.01 |
≣/span>0.01 |
MnO2% |
≣/span>0.01 |
≣/span>0.005 |
≣/span>0.005 |
AL2O3% |
≣/span>0.01 |
≣/span>0.007 |
≣/span>0.005 |
PbO% |
≣/span>0.01 |
≣/span>0.005 |
≣/span>0.003 |
Cl-% |
≣/span>0.08 |
≣/span>0.06 |
≣/span>0.05 |
放射性（Radioactive（/span> |
1Bq/g | ||
灼减: L.O.I(1000ℂ/span>2hr) |
≣/span>3.0 |
≣/span>2.0 |
≣/span>2.0 |
说明：白色粉末，不溶于水，可溶于酸。极易吸潮，能迅速吸收空气中的水份和二氧化碳，应置于密封容器内、/span> |
Description: White powder, insoluble in water, soluble in acids, As it is highly hygroscopic and absorb the moisture and carbon dioxide from air rapidly, it should be kept in sealed containers. Uses: Used as the raw material of the industries of glass, ceramics and electronics. |
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