295000

Argon

≥99.998%

• Synonym(s): Argon gas
• Empirical Formula (Hill Notation): Ar
• CAS Number: 7440-37-1
• Molecular Weight: 39.95
• EC Number: 231-147-0
• MDL number: MFCD00003431
• PubChem Substance ID: 24857751
• NACRES: NA.22

Properties

• vapor density: 1.38 (21 °C, vs air)
• Quality Level: 100
• 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

Description

Packaging

56, 57 L

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

See Technical Information Bulletin AL-151 Gas Regulators: Selection, Installation, and Operation

Legal Information

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

Safety Information

• Pictograms: GHS04
• Signal Word: Warning
• Hazard Statements: H280
• Precautionary Statements: P410 + P403
• 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