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 |
Certificate:

What we can provide:


Product detail pictures:



Related Product Guide:
We always continually provide you with the most conscientious customer service, and the widest variety of designs and styles with finest materials. These efforts include the availability of customized designs with speed and dispatch for Hafnium - 99.99% GeO2 Germanium Dioxide powder – Xinglu, The product will supply to all over the world, such as: Panama , Portland , Berlin , To keep the leading position in our industry, we never stop challenging the limitation in all aspects to create the ideal products. In his way, We can enrich our life style and promote a better living environment for the global community.
We are old friends, the company's product quality has been always very good and this time the price is also very cheap.





