Phosphorus removal tablets are tablet form inorganic flocculants based on aluminium sulphate (or ferric salts) combined with sustained release binders. They are designed to dissolve slowly under water flow while maintaining their shape and mechanical strength. This tablet form greatly simplifies dosing equipment and maintenance, making them ideal for small sewage treatment units, decentralized rural wastewater treatment, constructed wetlands, pond and lake restoration, and industrial effluent phosphorus polishing