295574

Nitrogen

≥99.998%

• Synonym(s): Nitrogen gas
• Empirical Formula (Hill Notation): N₂
• CAS Number: 7727-37-9
• Molecular Weight: 28.01
• EC Number: 231-783-9
• MDL number: MFCD00011416
• UNSPSC Code: 12142100
• PubChem Substance ID: 24857796
• NACRES: NA.22

Properties

• Agency: suitable for DIN 38407-42
• Quality Level: 100
• vapor density: 0.97 (vs air)
• Assay: ≥99.998%
• impurities: ≤3 ppm water; ≤5 ppm oxygen
• bp: −196 °C (lit.)
• mp: −210 °C (lit.)
• application(s): PFAS testing
• SMILES string: N#N
• InChI: 1S/N2/c1-2
• InChI key: IJGRMHOSHXDMSA-UHFFFAOYSA-N

Description

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

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