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Chemicals
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.

Gases

Equipment for industrial gases

CO2 pH control skid

Services

Brands

Gas supply modes