Since 1995 all waterboards in the Netherlands have to comply with effluent standards for phosphorus of 1 to 2 mg/l. An alternative for phosphate removal to conventional chemical precipitation is to apply crystallisation. The Crystalactor process is a fluid-bed type of crystalliser in which phosphate is removed and recovered from the wastewater while phosphate pellets are produced.



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Herkomst: Stowa Selected Technologies: fact sheets
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