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About This Item
Empirical Formula (Hill Notation):
Ar
CAS Number:
Molecular Weight:
39.95
EC Number:
MDL number:
UNSPSC Code:
12142100
PubChem Substance ID:
NACRES:
NA.22
Recommended Products
vapor density
1.38 (21 °C, vs air)
Quality Level
Assay
≥99.998%
impurities
≤3 ppm oxygen
≤3 ppm water
bp
-185.7 °C (lit.)
mp
-189.2 °C (lit.)
SMILES string
[Ar]
InChI
1S/Ar
InChI key
XKRFYHLGVUSROY-UHFFFAOYSA-N
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Packaging
Supplied in a carbon steel lecture bottle with a CGA180M/CGA110F needle valve installed.
Compatible with the following:
Compatible with the following:
- Aldrich® lecture-bottle station systems
- Aldrich® lecture-bottle gas regulators
Other Notes
See Technical Information Bulletin AL-151 Gas Regulators: Selection, Installation, and Operation
Legal Information
Aldrich is a registered trademark of Sigma-Aldrich Co. LLC
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control valve
hose barb
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purge valve
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recommended
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Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Press. Gas Compr. Gas
Storage Class Code
2A - Gases
WGK
nwg
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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Paul R Renne et al.
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Mass extinctions manifest in Earth's geologic record were turning points in biotic evolution. We present (40)Ar/(39)Ar data that establish synchrony between the Cretaceous-Paleogene boundary and associated mass extinctions with the Chicxulub bolide impact to within 32,000 years. Perturbation of the
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The journal of physical chemistry. A, 117(5), 929-938 (2013-01-22)
We present infrared spectra of nominal water cluster radical cations (H(2)O)(n)(+) (n = 3-8), or to be precise, ion-radical complexes H(+)(H(2)O)(n-1)(OH), with and without an Ar tag. These clusters are closely related to the ionizing radiation-induced processes in water and
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Sorting performance can be evaluated with regard to Purity, Yield and/or Recovery of the sorted fraction. Purity is a check on the quality of the sample and the sort decisions made by the instrument. Recovery and Yield definitions vary with
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