Laboratory gas cylinder ALPHAGAZ™ 2

gashydrogenH2

Summary
ALPHAGAZ 2, the high-purity hydrogen grade for analyses from ppm to ppb.

Applications

• Carrier gas (GC)
• Flame gases

Available documents
Product data sheet (PDF)

Safety
Extremely flammable gas. Contains gas under pressure; may explode if heated.
Flammability range: 4 to 77 (% vol in air)

Transport
Proper shipping name: Compressed gas cylinders
UN No: 1049
ADR class: 2
Classification code: 1 F

Technical specifications

• Reference: P0232
• Physical state: gaseous
• Relative density (gas): 0.07 (air = 1)
• Relative density (liquid 1 & 2): 0.07 (water = 1)
• Molecular weight: 2.016 g/mol
• Valve connection: AFNOR E (21.7 x 1.814 SI - left male) Frame fitting: AFNOR E - IS 21.7 x 1.814 - left male
• CAS No: 1333-74-0
• Single molecule: H2 ≥ 99.9999 mol %
• Total purity (% Vol. abs): ≥ 99.9999 %
• Impurities: H2O (5 bar) ≤ 0.5
  O2 ≤ 0.1
  CO ≤ 0.1
  CO2 ≤ 0.1
  CnHm ≤ 0.1
• Additional information: Recommended for analyses from ppm to ppb; Warranty: 60 months
• Colour: colourless
• Odour: odourless
• Storage: 60 months