266264
Chrom
powder, 99.5%, −100 mesh
Synonym(e):
Cd
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Alle Fotos(3)
About This Item
Empirische Formel (Hill-System):
Cr
CAS-Nummer:
Molekulargewicht:
52.00
EG-Nummer:
MDL-Nummer:
UNSPSC-Code:
12161600
PubChem Substanz-ID:
NACRES:
NA.22
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Qualitätsniveau
Assay
99.5%
Form
powder
Eignung der Reaktion
core: chromium
reagent type: catalyst
Widerstandsfähigkeit
12.7 μΩ-cm, 20°C
Partikelgröße
−100 mesh
bp
2672 °C (lit.)
mp (Schmelzpunkt)
1857 °C (lit.)
Dichte
7.14 g/mL at 25 °C (lit.)
SMILES String
[Cr]
InChI
1S/Cr
InChIKey
VYZAMTAEIAYCRO-UHFFFAOYSA-N
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Anwendung
Chromium powder can be used in the microwave assisted synthesis of a bis(toluene)chromium boron complex, [Cr(η-C6H5CH3)2]+ (BPh4)-. It can also be used in the solid-state synthesis of chromium sulfide.
Lagerklassenschlüssel
11 - Combustible Solids
WGK
nwg
Flammpunkt (°F)
Not applicable
Flammpunkt (°C)
Not applicable
Persönliche Schutzausrüstung
Eyeshields, Gloves, type N95 (US)
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Synthetic reactions using metal powders under microwave irradiation.
Whittaker A G and Mingos D M P
J. Chem. Soc., Dalton Trans., 21, 3967-3970 (2002)
Microwave-assisted solid-state reactions involving metal powders.
GavinaWhittaker A and Michael P aMingos D
J. Chem. Soc., Dalton Trans., 12, 2073-2079 (1995)
J A J Vanoirbeek et al.
Journal of toxicology and environmental health. Part A, 66(4), 393-409 (2003-01-30)
Chromium-based catalysts are used for the synthesis of polyethylene, but little is known about the hazard and biomonitoring possibilities of this type of chromium for workers who may be occupationally exposed to such compounds. Therefore, the bioavailability and toxicokinetics of
B Seifert et al.
Journal of exposure analysis and environmental epidemiology, 10(2), 103-114 (2000-05-03)
The German Environmental Survey (GerES) is a large-scale population study which has repeatedly been carried out in Germany. GerES I was conducted in 1985/1986 followed by GerES IIa in 1990/1991 (West Germany) and GerES IIb in 1991/1992 (East Germany). GerES
A J Hart et al.
The Journal of bone and joint surgery. American volume, 95(8), 678-685 (2013-04-19)
Determining the relationship between clinical factors and engineering analysis of retrieved hip implants can help our understanding of the mechanism of device failure. This is particularly important for metal-on-metal hip arthroplasties because the most common cause of failure is unexplained.
Unser Team von Wissenschaftlern verfügt über Erfahrung in allen Forschungsbereichen einschließlich Life Science, Materialwissenschaften, chemischer Synthese, Chromatographie, Analytik und vielen mehr..
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