DWA Industry Guide Watermanagement, Wastewater-Waste

Adsorption agents (2 companies)

Aids for aerobic and anaerobic wastewater treatment (5 companies)

Deodorising chemicals (4 companies)

Filter elements (1 companies)

Filter materials (2 companies)

Flocculation agents (5 companies)

Neutralisation agents (2 companies)

Other chemical or biological (1 companies)

Precipitation agents (5 companies)