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

Wastewater treatment

Air Liquide supplies a range of products, equipment and services for wastewater treatment for processes like oxygen enrichment of bio treatment, pH control, sludge reduction and advanced oxidation using ozone. To explore all of our water treatment offers, visit our environment page.


Equipment for industrial gases

CO2 pH control skid



Gas supply modes

Let Only Prices Fall !

October 15, 2019, Promotions - Welding equipment and safety products

New Blueshield Helmet : The best of its category

October 10, 2019, Product announcements