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Appearance: | White Powder | Size: | D50:1.0-2.0um,2.0-10.0um |
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Cas No: | 1312-81-8 | EINECS No: | 215-200-5 |
Main Application: | Used As Raw Material For Lanthanum Metal Production Etc. | Other Cas No: | 162525-16-8 |
High Light: | yttrium oxide powder,scandium oxide |
99.999% White Lanthanum Oxide Powder for Ceramics and FCC Catalyst
Lanthanum oxide, the molecular formula is La2O3. It is soluble in water and easily soluble in acid. It is easy to absorb carbon dioxide and water in the exposed air. It is mainly used in the manufacture of precision optical glass and optical fiber.
CAS Number:1312-81-8
Molecular Formula:La2O3
Molecular Weight:325.8091
EINECS:215-200-5
Other Cas No.:162525-16-8
Appearance:White
Density:6.51
Melting Point:2315ºC
Boiling Point:4200 ºC
Solubility:Insoluble In Water, Moderately Soluble In Strong Mineral Acids
Stability:Strongly hygroscopic
ITEM | SPECIFICATIONS | TEST RESULTS |
La2O3/TREO(%,min) | 99.999 | 99.999 |
TREO(%,min) | 99.0 | 99.8 |
RE Impurities(ppm/TREO,Max) | ||
CeO2 | 0.3 | |
Pr6O11 | 0.4 | |
Nd2O3 | 0.5 | |
Sm2O3 | 0.3 | |
Eu2O3 | 1.0 | |
Gd2O3 | 0.2 | |
Tb4O7 | 0.4 | |
Dy2O3 | 0.1 | |
Ho2O3 | 0.2 | |
Er2O3 | 0.2 | |
Tm2O3 | 0.8 | |
Yb2O3 | 0.1 | |
Lu2O3 | 0.2 | |
Y2O3 | 0.1 | |
Non-Re Impurities(ppm,Max) | ||
Fe2O3 | 1.0 | |
CaO | 5.0 | |
SiO2 | 16.0 | |
CuO | 0.1 | |
NiO | 0.5 | |
PbO | 1.0 | |
Cl- | 50.0 | |
L.O.I | 0.13% |
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