Product Overview
 
Commercial Grade Liquid Chlorine Pool Shock, Case of 4 Gallons.  
 
HASACHLOR is a sodium hypochlorite solution, marketed for use in the treatment of water in swimming pools, spas, and hot tubs. With the one exception of chlorine gas, it is the least expensive form of disinfecting swimming pool upon application destroying algae, bacteria, viruses, and other microorganisms.