Buildings Maintenance Guide Cards - Internal Revenue Service

Swimming pool test kit TABLE OF VALUES Chlorine Compounds Percent Available Weight per Chlorine 1000 gallons Hypochlorites Calcium, Ca(OCl)2 (HTH) 70 0.3 lb. Sodium, NaOCl Industrial grade 12-15 1.5 lb. Domestic grade (bleach) 3-5 5.25 lb. Potassium or sodium chlorinated isocyanurates 55-65 0.4 – 0.33 lb. 66-90 0.33 – 0.25 lb. ................
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