Germanium powder, -100 mesh, 99.999%

Name: Germanium powder, -100 mesh, 99.999%
Brand: Vaqora Chemicals
SKU: VQ-016105

About Germanium powder, -100 mesh, 99.999%

Listed under CAS 7440-56-4, Germanium powder, -100 mesh is a metal powder available from Vaqora Chemicals with a typical assay of 99.999%. With the molecular formula Ge, it has a molar mass of 72.63 g/mol. The IUPAC name is germanium.

It is supplied as a grey to black powder. Literature values give a melting point of 937 °C and a boiling point of 2830 °C. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Typical applications include powder metallurgy, additive manufacturing, chemical synthesis and catalysis. Typical end-use sectors are academic and industrial research and metallurgy and mining.

Vaqora Chemicals supplies Germanium powder, -100 mesh in 10 g, 25 g and 1 kg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Powder metallurgy
Additive manufacturing
Chemical synthesis
Catalysis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Germanium powder, -100 mesh, 99.999%
Catalogue No.	VQ-016105
CAS Number	7440-56-4
IUPAC name	germanium
Molecular formula	Ge
Molecular weight	72.63 g/mol
Exact mass	73.9212
Purity / assay	99.999%
HSN code	81129200
InChIKey	GNPVGFCGXDBREM-UHFFFAOYSA-N
SMILES	[Ge]
PubChem CID	6326954

Physical properties
Physical form	Powder
Appearance	Grey to black powder
Melting point	937 °C
Boiling point	2830 °C
Density	5.35 g/mL at 25 °C
H-bond donors / acceptors	0 / 0
TPSA	0 Å²

Safety & hazard information (GHS)

Flammable

Health hazard

Signal word: Danger

Hazard statements

H228Flammable solid
H361Suspected of damaging fertility or the unborn child
H373May causes damage to organs through prolonged or repeated exposure
H412Harmful to aquatic life with long lasting effects

Precautionary statements: P203, P210, P240, P241, P260, P273, P280, P318, P319, P370 + P378, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 7440-56-4

Germanium ingot, 99.9999%

CAS: 7440-56-4
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MW: 72.63 g/mol

VQ-016774

Germanium lump, 99.999%

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MW: 72.63 g/mol

VQ-016775

Germanium optical (mono crystalline) windows, 100 mm dia, 20 mm thick, 99.999%

CAS: 7440-56-4
Formula: Ge
MW: 72.63 g/mol

VQ-018024

Germanium optical (mono crystalline) windows, 25 mm dia, 10 mm thick, 99.999%

CAS: 7440-56-4
Formula: Ge
MW: 72.63 g/mol

VQ-018025

Germanium optical (mono crystalline) windows, 35 mm dia, 15 mm thick, 99.999%

CAS: 7440-56-4
Formula: Ge
MW: 72.63 g/mol

VQ-018026

Germanium optical (mono crystalline) windows, 50 mm dia, 10 mm thick, 99.999%

CAS: 7440-56-4
Formula: Ge
MW: 72.63 g/mol

VQ-018027

Germanium optical (mono crystalline) windows, 95 mm dia, 20 mm thick, 99.999%

CAS: 7440-56-4
Formula: Ge
MW: 72.63 g/mol

VQ-018028

Germanium optical windows, 140 mm dia, 30 mm thick, 99.999%

CAS: 7440-56-4
Formula: Ge
MW: 72.63 g/mol

VQ-018029

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Frequently asked questions

What is the CAS number of Germanium powder, -100 mesh, 99.999%?

The CAS Registry Number of Germanium powder, -100 mesh, 99.999% is 7440-56-4.

What is the molecular formula and molecular weight of Germanium powder, -100 mesh, 99.999%?

Germanium powder, -100 mesh, 99.999% has the molecular formula Ge and a molecular weight of 72.63 g/mol. Its IUPAC name is germanium.

Which grade and pack sizes of Germanium powder, -100 mesh, 99.999% can I order?

We supply Germanium powder, -100 mesh, 99.999% in (99.999%) grade, in 10 g, 25 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Germanium powder, -100 mesh, 99.999%?

Yes. Every lot of Germanium powder, -100 mesh, 99.999% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Germanium powder, -100 mesh, 99.999% be shipped internationally?

Yes. Germanium powder, -100 mesh, 99.999% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.