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Germanium (Ge)

Germanium (Ge) is a silvery-white, bright, brittle semi-metal. It is a poor conductor of electricity, has a high index of refraction and dispersion, and is transparent to infrared radiation.

Purity Up to 99.999%
Typical Applications

Germanium is used in wide-angle camera lenses and objective lenses for microscopes which have become the major use for this element. Other current uses are fiber-optic systems, infrared optics, solar cell applications, and light-emitting diodes (LEDs).

Germanium was used as a semiconductor in transistors and various other electronic devices.

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Germanium (Ge) Metal TSCA (SARA Title III) Status: Yes
For further information, please call the EPA, Office of Chemical Safety and Pollution Prevention (OCSPP) at 202-564-2902
Germanium (Ge) Metal CAS Number: 7440-56-4
Germanium (Ge) UN Number: 1759

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