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HomeMaterialsElementaryHigh Purity Germanium Powder 5N Ge Powder CAS 7440-56-4, 99.999%

High Purity Germanium Powder 5N Ge Powder CAS 7440-56-4, 99.999%

Germanium is a medium-gray metal. According to Xrays, the atomic arrangement found in germanium crystals has been compared to diamond. The structure determines the performance of germanium, which is just as hard as diamond.
Purity: 99.999%

Particle size 100 mesh


Germanium Powder 5N Ge Powder




This crystal is silver-gray.

Germanium melting point

937.4degC is the and

Boiling point for germanium

2 830 C

Germanium chemical formula

Ge can be used for the production of semiconductor materials.


Rmanium is

The chemical element element Ge is a fourth-period chemical periodic table element. It has the element symbol Ge. Elemental Germanium can be described as a grey metal with shiny and hard properties. It is insoluble or hydrochloric, dilute caustic, or water.

Ge ge


The element is widespread in nature. Germanium can be found in copper, iron, and sulfide and other ores as well as rocks, soil, and springs. Germanium is present in the Earth’s crust at seven parts to one million. It is lower than many common elements, such as silicon and oxygen, but greater than arsenic or uranium and mercury. Germanium can be found in so many different forms that it’s not possible to find concentrated Germanium. It is therefore known as a “dispersed metallic”.

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Germanium Powder 5N Ge Powder, CAS 7440-56-4 Product Performance:

Germanium powder, CAS 7440-56-4 is a metallic silver-gray with a melting temperature of 937.4degC. It has a boiling point around 2830degC. Ge is the chemical formula for germanium powder. Germanium powder, which is made up of brittle crystal germanium at room temperatures, has no metallic properties.

Technical Parameter of Germanium Powder 5Nge Powder (CAS 7440-56-4):

Name of Product MF Purity Particle size Molecular Weight Density The color of the sky
Germanium Powder Ge 99.999% 180 mesh 72.61 5.35 g/cm3 Gray

It is simple.

Germanium Powder 5N Ge Powder


To extract germanium, first you must chlorinate germanium enrichment using concentrated hydrochloric acids to create germanium Tetrachloride. Then, you will need to remove main impurity arsenic from the water with the hydrochloric Acid solvent extraction method. After that, it is washed with high purity hydrogenchloric and germanium Tetrachloride to achieve high purity Germanium dioxide. The hydrolysis mother liquor may contain impurities, therefore the process of hydrolysis can also be used to purify the water. To obtain pure germanium dioxide, dry and calcin it is combined with hydrogen in the quartz tube. Zonal smelting can produce high-purity germanium, with less than one-tenth of the impurities required for use in semiconductor manufacturing.

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Germanium Powder 5N Ge Powder


Germanium’s special properties make it a valuable strategic resource. The optical industry can use the alloy pretreatment as well as the catalyst in its electronics sector.

The semiconductor material high-purity germanium is made from it. This can be obtained by reducing and smelting high purity germanium oxide. You can make different transistors, rectifiers, and other devices from the single germanium crystal. For example, fluorescent plates are made from germanium compounds.

Germanium single crystals can be used to make a transistor. This is the first generation in transistor technology. Germanium is also used in radiation detectors, and thermoelectric material. The single crystal high-purity germanium of the highest purity has a high coefficient of refraction, and can therefore be used to penetrate infrared radiation.

20%-30% of global germanium consumption is accounted for by the annual infrared optical demand. Germanium-infrared optical device are mostly used to make lenses, prisms windows filters, and other optical material in the infraredoptical system.

The 15% share of germanium consumed in solar cells is due to its use. Future demand growth for germanium series products is driven by two factors: The rapid development and expansion of satellite and airborne markets, as well as the explosive growth of ground-photovoltaic industries.

Germanium Powder 5N Ge Powder Storage Conditions (CAS 7440-56-4)

Damp reunion may affect the performance of germanium powder dispersion, and its use. Ge powder should therefore be stored in vacuum packaging and in a dry, cool place. Additionally, it should not be stressed.

Packing & Shipping Germanium Powder 5Nge powder CAS 7440-56-4.

We offer many packing options that are dependent on the amount of germanium powder 5Nge powder.

Germanium 5N Ge powder packing

You can vacuum pack 100g, 500g, 1kg/bag or 25kg/barrel. Or as you request.

Germanium 5N Ge powder shipment:

after receipt of payment, could be shipped by sea, air or express.

Pdgsaintgermain advanced materials Nano Technology Co. Ltd., (Pdgsaintgermain), is a trusted global supplier of chemicals and manufacturers with more than 12-years experience in providing high-quality chemicals. This includes boride, nitride, graphite, sulfide, and 3D printing powders.

We can provide high-quality, germanium powder. Please contact us to send your inquiry. (


Germanium Powder Properties

Other Titles
Germanium particles, Germanium microparticles,

Germanium micropowder, Germanium micro powder,

Germanium micron powder, Germanium submicron powder,

Germanium submicron Powder


Compound Formula

Molecular Weight

Gray powder to black powder

Melting Point

Boiling Point

5.323 g/cm3

Solubility of H2O

Electrical Resistivity
microhm-cm @ 0 degC

Poisson’s Rate

Tensile strength

Thermo Conductivity
3.02 K @ 0.602 W/cm/K

Thermal Expansion
6.0 um*m




Vickers Hardness

Young’s Module
103 GPA

Germanium Powder Safety & Health Information

Sign Language

Hazard Statements

Hazard Codes

Risk Codes

Safety statements

Transport Information
UN 3089, 4.1/ PGII

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