Supply of a storage unit (10 m³) and dosing ofH2SO497% in order to bring the pH of the treated water within a range of 6 to 9.
Supply of a storage unit (10 m³) and dosing of FeCl3 40% to promote the precipitation of biological sludge by coagulation.
Supply of a flocculant preparation and dosing unit to promote the precipitation of biological sludge by flocculation.
Provision of a turbidity measurement at the outlet of the station.