Purification sludge comes from a water treatment plant, where the sludge breaks down the organic matter contained in wastewater. The dissolved nutrients are captured in the biological treatment plant and converted to sewage sludge by bacteria.
Valid from 28 July 2022
Valid from 28 July 2022
Levels are based on averages and stated in grams per kg of dry matter, unless stated otherwise. Changes in product composition are reserved.
