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GF57527219

Germanium

rod, 25mm, diameter 2.0mm, polycrystalline, n-type, 99.999%

Synonym(s):

Germanium, GE007910

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About This Item

Empirical Formula (Hill Notation):
Ge
CAS Number:
7440-56-4
Molecular Weight:
72.64
MDL number:
MFCD00085310
UNSPSC Code:
12141716
PubChem Substance ID:
329808680
NACRES:
NA.23

Assay

99.999%

form

rod

manufacturer/tradename

Goodfellow 575-272-19

resistivity

53 Ω-cm, 20°C

L × diam.

25 mm × 2.0 mm

bp

2830 °C (lit.)

mp

937 °C (lit.)

density

5.35 g/mL at 25 °C (lit.)

SMILES string

[Ge]

InChI

1S/Ge

InChI key

GNPVGFCGXDBREM-UHFFFAOYSA-N

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General description

For updated SDS information please visit www.goodfellow.com.

Legal Information

Product of Goodfellow

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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R M Slawson et al.
Plasmid, 27(1), 72-79 (1992-01-01)
Germanium is an inert metal with no known biological function in prokaryotic or eukaryotic organisms. Its toxicity is low compared to that of silver. Germanium is accumulated in certain bacterial strains by either energy-independent passive binding or an energy-dependent mechanism.
A G Schauss
Biological trace element research, 29(3), 267-280 (1991-06-01)
There is no known biological requirement for germanium (Ge), germanates, or any organogermanium compound. Ge deficiency has not been demonstrated in any animal. The estimated average dietary intake of Ge in humans is 1.5 mg/d. Ge is widely distributed in
Silvie Svarcová et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 132, 514-525 (2014-06-04)
An unambiguous identification of pigments in paint layers of works of art forms a substantial part of the description of a painting technique, which is essential for the evaluation of the work of art including determination of the period and/or
A Takeuchi et al.
Nephron, 60(4), 436-442 (1992-01-01)
A 55-year-old woman was admitted to our hospital, complaining of general malaise, muscular weakness, anorexia and weight loss. She had a history of ingesting of a certain germanium (Ge) compound over the preceding 19 months, with a total dose of
G B Gerber et al.
Mutation research, 387(3), 141-146 (1998-01-24)
The metalloid germanium has found widespread application in electronics, nuclear sciences and in medicine. General toxicity of germanium is low, except for the tetrahydride germane, and few observations on toxicity of germanium in man exist. Germanium is not carcinogenic and
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