266264
Chromium
powder, 99.5%, −100 mesh
Synonym(s):
Cd
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All Photos(3)
About This Item
Empirical Formula (Hill Notation):
Cr
CAS Number:
Molecular Weight:
52.00
EC Number:
MDL number:
UNSPSC Code:
12161600
PubChem Substance ID:
NACRES:
NA.22
Recommended Products
Assay
99.5%
form
powder
reaction suitability
core: chromium
reagent type: catalyst
resistivity
12.7 μΩ-cm, 20°C
particle size
−100 mesh
bp
2672 °C (lit.)
mp
1857 °C (lit.)
density
7.14 g/mL at 25 °C (lit.)
SMILES string
[Cr]
InChI
1S/Cr
InChI key
VYZAMTAEIAYCRO-UHFFFAOYSA-N
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Application
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.
Storage Class Code
11 - Combustible Solids
WGK
nwg
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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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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.
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