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Environment
Select a step where Air Liquide intervenes in your value chain

Stack testing

Air Liquide offers ±1% Scott™ brand EPA protocol gases and CEM DAILY STANDARDS™ as calibration standards, as well as ALPHAGAZ™ brand pure gases engineered to help you accurately test and measure emissions monitoring analyzers. Our extensive inventory of gas handling and distribution equipment allows you to safely store, handle and deliver these gases to your applications.

Gas

Equipment for lab

Brands

Why choose us?

  • 01

    All in one solution

    Innovative and efficient solutions help customer with system design, equipment, gas supply and professional expertise all in together.

  • 02

    Reliability

    Unique production technologies and ISO-accredited facilities ensure product reliability.

  • 03

    Industry experts

    With proven industry knowledge, we can advise on enhancing performance and efficiency in gas use for treatment of water and air emission.

  • 04

    R&D support network

    We rely on our global network of application experts, engineering and research and development teams to provide the optimum solution for a given need.

  • 05

    Compliance experts

    Import Scott™ brand EPA protocol gas mixtures from Air Liquide to provide the highest levels of performance, reliability and confidence for meeting EPA environmental compliance regulations.