Tessenderlo Group is the number 3 supplier of inorganic coagulants to European water treatment plants.
The group supplies iron-based salts which not only help to remove suspended solids, but also reduce odors and are highly effective in removing phosphorus.
Bleach, a disinfectant, and hydrochloric acid are also part of the supply offering to customers.
Tessenderlo Group produces industrial chemicals in in Loos, near Lille in the northern part of France.
As of 2016, Tessenderlo Group now produces Calcium Chloride at its site in Ham, Belgium. Calcium Chloride is a versatile chemical which is used in many industries and applications areas ranging from concrete-setting acceleration to de-icing of winter roads.