Skip to main content
Automotive Value Chain
Select a step where Air Liquide intervenes in your value chain.

Emissions testing and calibration for mobile engine applications

Specialty gases from Air Liquide deliver classic performance that is destined to become an industry benchmark for compliance and value in engine emissions testing.
ALPHAGAZ™ brand calibration standards will help your site comply with the most stringent regulations.
Air Liquide Canada meets state certifications as well as Federal EPA IM 240 and ASM specifications. ALPHAGAZ™ also includes calibration gases that are ISO 17025 accredited.
Purity, accuracy, reliability and speed of delivery of these specialty gases improve analysis reliability for added compliance assurance.

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.

Gas supply mode