Calculator Total Alkalinity: 5 mg/L 25 mg/L 50 mg/L 75 mg/L 100 mg/L 125 mg/L (or ppm) 150 mg/L 200 mg/L 250 mg/L 300 mg/L 400 mg/L 800 mg/L 1000 mg/L Calcium Hardness: 5 mg/L 25 mg/L 50 mg/L 75 mg/L 100 mg/L (or ppm) 125 mg/L 150 mg/L 200 mg/L 250 mg/L 300 mg/L 400 mg/L 800 mg/L 1000 mg/L Water Temp.(F): 32 °F (0 °C) 37 °F (3 °C) 46 °F (8 °C) 54 °F (12 °C) 61 °F (16 °C) 66 °F (19 °C) 75 °F (24 °C) 80 °F (27 °C) 85 °F (29 °C) 90 °F (32 °C) 95 °F (35 °C) 98.6 °F (37 °C) 100 °F (38 °C) 102 °F (39 °C) 104 °F (40 °C) Enter System PH: Text Field: Select: Option Option Option TREATMENT COST/USAGE PER DAY TREATMENT COST/USAGE PER MONTH << Selected Product >> << Calculated Dosage >> << Selected Product >> Reset