Product Short Description: Chlorine contains Stable if Stored in room temperature Product Description: Swimming pool chemical, algicide, biocide, oxidant. Calcium Hypochlorite is most powerful chlorine source and one of the best industrial strength chlorinators. DIRECTION : Crush the tablet in to fine Powder and dissolve in 20 Liters of water. Stir and allow to dissolve for half an hour to One hour for better Chlorine action.