Audited Supplier
ES0007
1312-81-8
La2o3
215-200-5
Other Oxides
Industrial Grade
No Salt Oxide
First Class
99.9999%
White Powder
Powder
2315c
Soluble in Acids. Insoluble in Water.
1312-81-8
Used in Optical Glass Area etc.
Easchem
La2o3
EASCHEM
50kgs Drum
Lanthanum Oxide
China
Product Description
| ITEM | SPECIFICATIONS | TEST RESULTS | ||||||
| La2O3/TREO(%,min) | 99.9999 | 99.9999 | ||||||
| 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% | |||||||
| 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: | White powder, insoluble in water, soluble in acid, easy to absorb moisture, can quickly absorb water and carbon dioxide in the air | |||
| 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: | Pink powder, slightly soluble in inorganic acid, insoluble in water. |
