Germanium pieces, 3.2mm (0.125in) and down, 9… 7440-56-4

Name: Germanium pieces, 3.2mm (0.125in) and down, 99.999%
Brand: Vaqora Chemicals
SKU: VQ-016778

About Germanium pieces, 3.2mm (0.125in) and down, 99.999%

Listed under CAS 7440-56-4, Germanium pieces, 3.2mm (0.125in) and down is a high-purity metal available from Vaqora Chemicals, specified at 99.999% purity. The compound has the formula Ge, corresponding to a molecular weight of 72.63 g/mol. Systematically, it is named germanium. It is also known as Germanium 5N.

The product is provided as pieces. 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. It carries the GHS signal word “Danger” with 4 hazard statements. Review the Safety Data Sheet before use.

Key uses span alloy preparation, evaporation sources and materials research. Our customers for this product work in academic and industrial research and metallurgy and mining.

Available in 10 g, 50 g and 100 g packs, Germanium pieces, 3.2mm (0.125in) and down is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Alloy preparation
Evaporation sources
Materials research

Industries

Specifications & identifiers

Chemical identifiers
Product name	Germanium pieces, 3.2mm (0.125in) and down, 99.999%
Catalogue No.	VQ-016778
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	Solid
Appearance	Pieces
Melting point	937 °C
Boiling point	2830 °C
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
UN number	UN 3089

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
Formula: Ge
MW: 72.63 g/mol

VQ-016774

Germanium lump, 99.999%

CAS: 7440-56-4
Formula: Ge
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 pieces, 3.2mm (0.125in) and down, 99.999%?

The CAS Registry Number of Germanium pieces, 3.2mm (0.125in) and down, 99.999% is 7440-56-4. It is also known as Germanium 5N.

What is the molecular formula and molecular weight of Germanium pieces, 3.2mm (0.125in) and down, 99.999%?

Germanium pieces, 3.2mm (0.125in) and down, 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 pieces, 3.2mm (0.125in) and down, 99.999% can I order?

We supply Germanium pieces, 3.2mm (0.125in) and down, 99.999% in (99.999%) grade, in 10 g, 50 g, 100 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Germanium pieces, 3.2mm (0.125in) and down, 99.999%?

Yes. Every lot of Germanium pieces, 3.2mm (0.125in) and down, 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 pieces, 3.2mm (0.125in) and down, 99.999% be shipped internationally?

Yes. Germanium pieces, 3.2mm (0.125in) and down, 99.999% is classified as hazardous (UN 3089), 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.