Industrial gas cylinder ALPHAGAZ™ 2

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Overview
ALPHAGAZ™ for analytical performance. ALPHAGAZ 2 provides high-purity helium for analyses from ppm to ppb. Helium (He) high purity gas.

Applications

• Carrier gas (GPC)
• Zero gas

Safety & Transport

• Hazards: Asphyxiation at high concentrations
• Flammability range: Non-flammable
• Transport: Proper shipping name: Compressed gas cylinders; UN number: 1046; ADR class: 2; Classification code: 1A; ADR pictograms

Documents

• Product data sheet (available for download on the product page)
• Safety data sheet (SDS) available

Technical characteristics / specifications

• Reference: P0252
• Physical state: Gaseous
• Relative density (gas): 0.14 (air = 1)
• Relative density (liquid): N/A (water = 1)
• Molecular weight: 4 g/mol
• Valve connection: AFNOR C (21.7 x 1.814 SI - right male); Frame thread: 38x2 (S)
• CAS No.: 7440-59-7
• Single gas: He ≥ 99.9999 %
• Total purity (abs. vol.): ≥ 99.9999 %
• Impurities: H2O (5 bar) ≤ 0.5
  O2 ≤ 0.1
  CO ≤ 0.1
  CO2 ≤ 0.1
  CnHm ≤ 0.1
  H2 ≤ 0.1
• Additional information: Recommended for analyses from ppm to ppb; Warranty: 60 months
• Colour: Colourless
• Odour: Odourless
• Storage / shelf life: 60 months