295000
Argon
≥99.998%
Synonym(s):
Argon gas
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About This Item
Empirical Formula (Hill Notation):
Ar
CAS Number:
Molecular Weight:
39.95
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12142100
EC Number:
231-147-0
MDL number:
Assay:
≥99.998%
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
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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signalword
Warning
hcodes
pcodes
Hazard Classifications
Press. Gas Compr. Gas
Storage Class
2A - Gases
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)
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Linlin Li et al.
Small (Weinheim an der Bergstrasse, Germany), 11(20), 2429-2436 (2015-01-22)
Herein, the controlled synthesis of 3D hierarchical films on carbon cloth (CC) in a high yield through a hydrothermal process and their high photocatalytic properties are reported. As representative examples, the obtained ZnIn2 S4 /CdIn2 S4 composites are composed of
Andrew Riddell et al.
Methods (San Diego, Calif.), 82, 64-73 (2015-03-10)
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
Paul R Renne et al.
Science (New York, N.Y.), 339(6120), 684-687 (2013-02-09)
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