Phos Clear 9X
Sanygen Phos Clear 9x is a highly concentrated phosphate remover. A single quart of this product is capable of removing 9,000 ppb (parts per billion) of orthophosphate in 10,000 gallons of swimming pool water, making it the optimal solution for commercial pools, service professionals, and even reisdential pools that are battling extremely high levels of phosphates in the water. In many cases a single application is enough to achieve a near zero level of phosphates.
1 quart bottle