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295000

Sigma-Aldrich

Argon

≥99.998%

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Synonym(s):
Argon gas
Empirical Formula (Hill Notation):
Ar
CAS Number:
Molecular Weight:
39.95
EC Number:
MDL number:
UNSPSC Code:
12142100
PubChem Substance ID:
NACRES:
NA.22

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:
  • Aldrich® lecture-bottle station systems
  • Aldrich® lecture-bottle gas regulators

Other Notes

Legal Information

Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

hose barb

Product No.
Description
Pricing

purge valve

Product No.
Description
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pictograms

Gas cylinder

signalword

Warning

hcodes

Hazard Classifications

Press. Gas Compr. Gas

wgk_germany

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)


Certificates of Analysis (COA)

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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
Kenta Mizuse et al.
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
Yonas Beyene et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(5), 1584-1591 (2013-01-30)
The Acheulean technological tradition, characterized by a large (>10 cm) flake-based component, represents a significant technological advance over the Oldowan. Although stone tool assemblages attributed to the Acheulean have been reported from as early as circa 1.6-1.75 Ma, the characteristics

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