Orenda PR-10000-QT. Phosphate Remover Concentrate, 1-QT.

Highly concentrated, removes phosphates on contactPR-10,000 causes cloudiness indicating performance, which can last anywhere from a few hours to a few daysReacts upon addition in water, circulation or filtration is requiredUse as needed, and do not exceed the recommended dosage unless otherwise specifiedNSF/ANSI-50 Certified for Professional Use