Beneficial Bacteria For Use In Ponds Treatment Coverage Up to 50 acre-ft Usage pH 5.5 to 8.5 pH Container Type Bucket Container Size 50 lb Formulation Proprietary Bacterium Proprietary Binding Agent Proprietary Filler Proprietary Salt Proprietary Stabilizer Proprietary Surfactant Shelf Life 5 yr Cleaning Functions Dissolves Sludge Cleans Water Features Macro-ZymeTM Also Reduces Nitrates and Phosphates Usage Temperature 55 Degrees F to 110 Degrees F