Germanium oxide
- CAS number
- 1310-53-8
- Molecular weight
- 104.64
- Molecular formula / chemical symbol
- GeO2
Description
Germanium dioxide, also called germanium oxide and germania, is an inorganic compound, an oxide of germanium. Its chemical formula is GeO2. Other names include germanic acid, G-15, and ACC10380. It forms as a passivation layer on pure germanium in contact with atmospheric oxygen.
|
GeO2 |
|
|
104.6388 g/mol |
|
|
Appearance |
white powder or colourless crystals |
|
4.228 g/cm3 |
|
|
1115 °C, 1388 K, 2039 °F |
|
|
Solubility in water |
4.47 g/L (25 °C) |
|
Refractive index (nD) |
1.650 |
USES
Formulation taken germanium ingot, organic germanium, bismuth germanate crystals, catalysts, optical fibers germanium tetrachloride, phosphor and germanium, glass and other materials.
Report
|
Product name |
Germanium Oxide |
CAS：1310-53-8 |
||
|
Description |
white powder |
|||
|
TEST ITEMS |
TEST RESULT(%) |
|||
|
GeO2 |
99.999% |
99.9999% |
||
|
As |
5.0×10-5 |
1.0×10-5 |
||
|
Fe |
1.0×10-4 |
1.0×10-5 |
||
|
Cu |
2.0×10-5 |
1.0×10-6 |
||
|
Ni |
2.0×10-5 |
2.0×10-6 |
||
|
Pb |
1.0×10-5 |
2.0×10-6 |
||
|
Co |
2.0×10-5 |
2.0×10-6 |
||
|
Al |
1.0×10-4 |
1.0×10-6 |
||
|
Total |
1.0×10-3 |
1.5×10-5 |
||
|
Ca |
|
1.5×10-5 |
||
|
Mg |
|
1.0×10-5 |
||
|
Si |
|
2.0×10-6 |
||
|
In |
|
1.0×10-6 |
||
|
Zn |
|
1.5×10-5 |
||