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

  • AIR

  • SOLID WASTE

Emissions monitoring

Air Liquide makes use of CEM DAILY STANDARDS™ for continuous emissions monitoring calibration gases, as well as our ALPHAGAZ™ brand pure gases engineered to help you accurately test and measure emissions monitoring analyzers. We also offer GMACS (Gas Manufacturer's Alternative Certified Standards) hydrogen chloride gas mixtures, an EPA-approved class of calibration standards specifically for monitoring HCl emissions at CEMS installations. In addition, our extensive inventory of gas handling and distribution equipment allows you to safely store, handle and deliver these gases to your applications.

Gases

Brands

Why choose us?

  • 01

    Compliance experts

    Easily meeting EPA environmental compliance regulations.

  • 02

    Reliability

    You can depend on our unique production technologies and ISO-accredited facilities for all product reliability.

  • 03

    Industry experts

    Our advice on enhancing gas-use efficiency for treatment of water, air and solid waste is based on years of proven industry knowledge and experience.

  • 04

    R&D support network

    Our global network of application experts, engineering, research and development teams provide optimum solutions for any given need.