Product Detail
Nano Germanium Oxide
Formula: GeO₂
Purity: 5N-6N
Particle size: 0.1 – 40um
Appearance: White powder
HS code: 2825600001
CAS NO.: 1310-53-8
Product Description
| Physical & Chemical Characters’name | Characters |
| Formula | GeO₂ |
| M.Wt | 104.59 |
| Melting point /℃ | 1086±5℃ |
| Boiling point/℃ | 1200℃ |
| Density/(g/cm³） | 6.239 |
| Refractive index | 1.99 |
| Soluble (in water) | 0.4 g/100 mL |
| Moh’s hardness(Mho) | 6（mohs） |
| Specific surface area | 130-200m2/g |
| Relative vapor density (g/mL, air=1) | 4.228 |
| Crystal structure | Orthorhombic crystal system with space group Pbcn |
| Stored Requirements | 1) Cool, dry and ventilated place 2) Sealed packing, moisture-proof, not mix with alkalis and acids 3) Keep away from fire and oxidizer |
| Physical & Chemical Characters’name | Characters |
| Radioaction | No |
| Electrical conductivity | Excellent |
| Permittivity | ε=3.5-4.5 |
| Lattice constant/Å | a=4.21Å |
| Molar mass（g·mol) | 104.59 g/mol |
| Topological molecular polar surface area (TPSA) | 34.1 |
| Heavy Atom Count | 3 |
| EINECS | 215-180-8 |
| Package | 25kg / drum or 1 ton/bag |
| Manufacturing technique | Precipitation method |
| Solubility | Soluble in acid and alkali，Insoluble in water |
| Usage | 1)Germanium metal 2)Semiconductor material 3)Spectral analysis 4)Photovoltaic glass |
Certificate of analysis & Particle size data
