Choose the right gas for your needs
Air Liquide is the world's leading supplier of gases for industry, laboratories, food and healthcare. Our range of pure gases includes acetylene, argon, nitrous oxide, helium, hydrogen, carbon dioxide, air, nitrogen and oxygen. We also supply a wide range of industrial gas mixtures tailored to your needs.
Other molecules
Our industries
Choose your delivery method
A wide distribution network
Air Liquide delivers gases for industrial use in liquid form by tanker or in smaller vessels intended for liquefied gas, in single gas cylinders or in cylinder bank packages. We offer gases with different purities, concentrations and volumes.
Physical and technical properties of gases
Gas encyclopedia
Everything you need to know about gases is gathered in our gas encyclopedia.
The reference book gives you quick information about the physical and thermodynamic properties of gases.