Customization: | Available |
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Certification: | ISO |
Purification Method: | Vacuum Melt Process |
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Index Model | La2O3.3N | La2O3.4N | La2O3.4N5 | La2O3.5N |
La2O3/TREO(%,min) | 99.9 | 99.99 | 99.995 | 99.999 |
TREO(%,min) | 98.0 | 99.0 | 99.0 | 99.9 |
Appearance | White Powder | White Powder | White Powder | White Powder |
RE Impurities/TREO | %(Max) | %(Max) | ppm(Max) | ppm(Max) |
La2O3 | Main | Main | Main | Main |
CeO2 | 0.05 | 0.005 | 5.0 | 2.0 |
Pr6O11 | 0.01 | 0.005 | 5.0 | 2.0 |
Nd2O3 | 0.01 | 0.001 | 5.0 | 1.0 |
Sm2O3 | 0.01 | 0.001 | 5.0 | 1.0 |
Eu2O3 | 0.001 | 0.001 | 5.0 | 1.0 |
Gd2O3 | 0.001 | 0.001 | 5.0 | 1.0 |
Tb4O7 | \ | \ | \ | \ |
Dy2O3 | \ | \ | \ | \ |
Ho2O3 | \ | \ | \ | \ |
Er2O3 | \ | \ | \ | \ |
Tm2O3 | \ | \ | \ | \ |
Yb2O3 | \ | \ | \ | \ |
Lu2O3 | \ | \ | \ | \ |
Y2O3 | 0.005 | 0.005 | 5.0 | 5.0 |
Non-Re Impurities | %(Max) | %(Max) | ppm(Max) | ppm(Max) |
Fe2O3 | 0.01 | 0.0005 | 1.0 | 2.0 |
SiO2 | 0.05 | 0.01 | 50 | 50 |
CaO | 0.2 | 0.01 | 50 | 50 |
CoO | \ | 0.0005 | 2.0 | 2.0 |
NiO | \ | 0.0005 | 2.0 | 2.0 |
CuO | \ | 0.0005 | 2.0 | 2.0 |
MnO2 | \ | 0.0005 | 2.0 | 2.0 |
Cr2O3 | \ | 0.0003 | 3.0 | 2.0 |
CdO | \ | 0.0005 | 5.0 | 5.0 |
PbO | \ | 0.005 | 10 | 5.0 |
Al2O3 | \ | \ | \ | \ |
Na2O | \ | \ | \ | \ |
K2O | \ | \ | \ | \ |
MgO | \ | \ | \ | \ |
TiO2 | \ | \ | \ | \ |
ThO2 | \ | \ | \ | \ |
L.O.I(%,Max) | 2.0 | 2.0 | 1.0 | 1.0 |
Size(D50,um) | 0.1-60um | 0.1-60um | 0.1-60um | 0.1-60um |
Memo | Can custom-made as per request. |
Packing: 50KGs Iron Drum or 1000KGs Jumb Bag or packing as per request. |
Storare: Storing in sealed, dry and cool condition, not exposing to air for long time, avoiding moisture. |
Characteristics: |
Application: | Optical glass, petroleum cracking catalyst, lanthanum metal, electronic ceramic material, ferrite magnetic material, agriculture, textile, leather and medical fields |
Applied in making special optical glasses to improves the alkali resistance of glass, and also in La-Ce-Tb phosphors for fluorescent lamps. Low grade of Lanthanum Oxide is widely used in ceramics and FCC catalyst, and also as raw material for Lanthanum Metal production. |
Packing: | 50KGs Iron Drum or 1000KGs Jumb Bag or packing as per request. |
Storare: | Storing in sealed, dry and cool condition, not exposing to air for long time, avoiding moisture. |
Characteristics: | White powder, slightly soluble in inorganic acid, insoluble in water. |