Germanium (Ge)

Germanium (Ge)

Germanium ([Ar]3d104s24p2) (CAS 7440-56-4) is a grayish-white, lustrous, brittle metalloid. Although this element is a poor conductor of electricity, it is often doped with other elements and is used as a transistor element in thousands of electronic applications. Germanium is most important as a semiconductor material and it is in this area that the majority of germanium is used.

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Puratronic™ (1)
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72.63 (4)
≥99.9999% (1)
99.999% (2)
99.9999% (1)
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Germanium pieces, 2cm (0.8in) & down, 99.9999% (metals basis) 
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo...
Germanium pieces, 2cm (0.8in) and down, Puratronic™, 99.999% (metals basis) 
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo...
Germanium pieces, 3-9mm (0.1-0.4in), 99.999% (metals basis) 
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo...