Hafnium - 99.99% GeO2 Germanium Dioxide powder – Xinglu

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Hafnium - 99.99% GeO2 Germanium Dioxide powder – Xinglu Detail:

Product Description

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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5

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34


Product detail pictures:

Hafnium - 99.99% GeO2 Germanium Dioxide powder – Xinglu detail pictures

Hafnium - 99.99% GeO2 Germanium Dioxide powder – Xinglu detail pictures

Hafnium - 99.99% GeO2 Germanium Dioxide powder – Xinglu detail pictures


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  • It is a very good, very rare business partners, looking forward to the next more perfect cooperation!
    5 Stars By Pearl from Mombasa - 2017.09.22 11:32
    The product manager is a very hot and professional person, we have a pleasant conversation, and finally we reached a consensus agreement.
    5 Stars By Agatha from Bulgaria - 2018.06.18 19:26

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