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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
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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
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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