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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Our commission would be to serve our customers and clientele with very best excellent and aggressive portable digital products for Hafnium - 99.99% GeO2 Germanium Dioxide powder – Xinglu, The product will supply to all over the world, such as: Niger, Latvia, Lesotho, We have 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export products to other countries. We expect to cooperate with you to develop a larger market.
By Nina from Indonesia - 2017.04.18 16:45
The accounts manager made a detailed introduction about the product, so that we have a comprehensive understanding of the product, and ultimately we decided to cooperate.
By Tina from Lisbon - 2017.09.30 16:36
