Product Detail
Nano Lanthanum Oxide
Formula: La₂O₃
Purity: 4N-5N
Particle size: 30nm-10um
Appearance: White powder
HS code: 2846901200
CAS NO.: 1312-81-8
Product Description
| Physical & Chemical Characters’name | Characters |
| Formula | La₂O₃ |
| M.Wt | 325.81 |
| Melting point /℃ | 2307℃ |
| Boiling point/℃ | 4200°C |
| Flash point/℃ | 4200°C |
| Density(g/cm³） | 6.51 g/cm³ |
| Thermal Conductivity | 0.122W /（m·K） |
| Aerated bulk density (g/cm3） | 1.2-1.6g/cm3 |
| Solidification density (g/cm3） | 1.7- 2.2g/cm3 |
| Moh’s hardness(Mho) | 2.5（mohs） |
| Specific surface area | 9.84m2/g |
| Stored Requirements | 1) Cool, ventilated, dark place 2) Avoid direct sunlight and high temperature 3) Sealed, avoid moisture |
| Physical & Chemical Characters’name | Characters |
| Refractive index | 1.88 |
| Radioaction (Bq/g) | Low （0.8 Bq/g) |
| Solubility | Slightly soluble in water, easily soluble in acid, exposed to the air easy to absorb CO₂ and water |
| Crystal structure | Cubic system |
| Electrical conductivity | Non-conductive at room temperature |
| Lattice constant/Å | a=0.652Å |
| Thermal expansion/10-6.K-1 | 10.3×10^-6 /°C |
| EINECS | 215-200-5 |
| Permittivity | ε=5.76 |
| Manufacturing technique | Oxalic acid precipitation method |
| Package | 25kg / drum or 1 ton/bag |
| Usage | 1)Camera, microscope 2)Optical glass, Ceramic material 3)industriesand fibers 4)Electronic battery 5)Catalyst |
Certificate of analysis & Particle size data
