Name: 99.999% monocrystalline germanium metal granules
Availability: InStock

99.999% monocrystalline germanium metal granules

Ge content ≥ 99.999%, resistivity ≥ 50Ω • cm (20 ± 0.5 ℃). Silver gray metallic luster, hard and brittle,melting point of 937.4 ℃, boiling point of 2800 ℃, density of 5.325g/cm3.

Cas No. :
7440-56-4
Order(MOQ) :
10KG
Product Origin :
China
Color :
Silver gray
Lead Time :
60 days after receipt of payment
Sample :
Available
Loading port :
Shanghai

Product Details

Basic information

Germanium is a high-purity metal material with germanium element as its core, with the chemical symbol Ge. It has a wide range of applications in semiconductor, infrared optics, solar cells and other fields. As an IVA group element, germanium has unique semiconductor properties with conductivity between metals and non metals. Its electrical properties can be adjusted through doping processes, making it an important foundational material for manufacturing diodes, transistors, and solar cells.

Specification

ITEM	STANDARD	MF:	Ge
Ge/%	≥99.999	MW:	72.64
Mg/ppm	≤0.5	Melting point:	937°C
Al/ppm	≤0.5	Boiling point：	2830°C
Ni/ppm	≤0.5	EINECE NO.：	231-164-3
Cu/ppm	≤0.5	Product Origin：	China
Si/ppm	≤0.5	Packaging：	Carton packing
Zn/ppm	≤0.5	Brand name:	FITECH
Cr/ppm	≤0.5	Grade:	99.999%
As/ppm	≤1.0	Appearance：	Silver gray Metal
Fe/ppm	≤0.5	HS code:	8112991000

Application

1.In the field of semiconductors, germanium metal granules can be used to prepare electronic devices such as transistors, rectifiers, and integrated circuits.

2.In the field of infrared optics, germanium is transparent to infrared light and has a high refractive index, making metal particles suitable as raw materials for infrared lenses, filters, or prisms.

3.In optical fiber communication, germanium metal granules can be used to produce dopants such as germanium tetrachloride, which can enhance the refractive index and photoelectric conversion efficiency of optical fibers.