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Research and Analysis
Select a step where Air Liquide intervenes in your value chain.

Gas chromatography

Gas chromatography (GC) is a common type of chromatography used in analytical chemistry for separating and analyzing compounds.
Air Liquide's ALPHAGAZ™ pure gases are guaranteed to have low impurities. And ALPHAGAZ™ Mix provides four product classes of mixtures, meeting your accuracy and blend tolerance requirement. Our gas mixtures, based on the level of accuracy you require, meet and exceed typical LCMS and GCMS requirements, and gas mixture concentrations are certified to protect instruments. Both ensure peak performance.

Specialty Gases

Equipment for specialty gases

  • Accessories
  • Cylinder storage & accessories
  • Flow devices
  • Gas delivery systems
  • Gas detection
  • Process Panels & Panels controllers
  • Purifiers & Filters
  • Regulators



The first ever specialty gas range for analytical applications designed to meet your needs to the fullest extent, from the most common to the most high end requirements, for pure gases and mixtures.

Gas supply mode

Cylinders available in different sizes: liquid cylinders, packs in 6 or 16