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GF20558022

Germanium

sheet, 25x25mm, thickness 3.0mm, polycrystalline, 99.999%

Synonym(s):

Germanium, GE003130

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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:
329803188
NACRES:
NA.23

Assay

99.999%

form

foil

manufacturer/tradename

Goodfellow 205-580-22

resistivity

53 Ω-cm, 20°C

size × thickness

25 x 25 mm × 3.0 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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S H Tao et al.
Regulatory toxicology and pharmacology : RTP, 25(3), 211-219 (1997-06-01)
Germanium-containing dietary supplements became popular in the 1970s in Japan and later in other countries, as elixirs for certain diseases (e.g., cancer and AIDS). Germanium is not an essential element. Its acute toxicity is low. However, at least 31 reported
Yunfei Jiang et al.
Plant, cell & environment, 38(11), 2387-2397 (2015-06-18)
Pea (Pisum sativum L.) is a major legume crop grown in a semi-arid climate in Western Canada, where heat stress affects pollination, seed set and yield. Seed set and pod growth characteristics, along with in vitro percentage pollen germination, pollen
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
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