Hafnium - 99.99% GeO2 Germanium Dioxide powder – Xinglu
Hafnium - 99.99% GeO2 Germanium Dioxide powder – Xinglu Detail:
Features
1. Germanium dioxide is a stable, white powder that is most commonly extracted from sphalerite zinc ores and lignite coal fly ash.
2. Germanium concentrates can be treated via a chlorine distillation method that produces germanium tetrachloride (GeCl4).
3. This can then be hydrolyzed to GeO2.
4. This form of germanium dioxide has a hexagonal crystal structure and is soluble in water at a rate of 4.5g per litre (25°C).
Basic Info
1. Item: Germanium 99.999% 5n, germanium oxide powder, germanium dioxide GeO2
2. CAS No.: 1310-53-8
3. Purity: 99.999%
4. Particle Size: 100Mesh(0.15mm), 200Mesh(0.075mm)
5. Testing Method: ICP-MS or GDMS
6. MOQ: 1KG
Specification
| Product Name | Germanium Dioxide |
| Appearance | Sliver White |
| Physical Size | Ingot, Granules, Powder, Pieces |
| Molecular Formula | GeO2 |
| Molecular Weight | 72.6 |
| Melting Point | 937.4 °C |
| Boiling Point | 2830 °C |
| Thermal Conductivity | 0.602 W/cm/K @ 302.93 K |
| Heat of Vaporization | 68 K-cal/gm atom at 2830 oC |
Impurities in ppm
Product: Germanium Dioxide GeO2
Purity: 99.999%
| Elements | Concentration (ppm wt) |
| GeO2% | 99.999min |
| As(ppm) | 0.5max |
| Fe(ppm) | 0.1max |
| Cu(ppm) | 0.2max |
| Ni(ppm) | 0.2max |
| Pb(ppm) | 0.1max |
| Co(ppm) | 0.2max |
| Al(ppm) | 0.1max |
| Total content of impurity | 10max |
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We normally think and practice corresponding towards the change of circumstance, and grow up. We aim at the achievement of a richer mind and body plus the living for Hafnium - 99.99% GeO2 Germanium Dioxide powder – Xinglu, The product will supply to all over the world, such as: Mongolia , United States , Paraguay , Our company sticks to the principle of "high quality, reasonable price and timely delivery". We sincerely hope to establish good cooperative relationships with our new and old business partners from all parts of the world. We hope to work with you and serve you with our excellent goods and services. Welcome to join us!
By Agnes
from Zurich
- 2017.03.07 13:42
Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
By Elma
from Serbia
- 2017.03.28 12:22
