Smart Advanced Pool Systems Liquid Chlorinizor Pool Shock & Chlorinating Solution -Kills algae and bacteria -Fast Acting -Salt System Compatible -Calcium Free For swimming pool chlorination. Use to disinfect swimming pool water and prevent algae growth in your pool. Can also be used for other disinfection and sterilization applications. At higher dosages it can be used as a "shock" treatment for swimming pools. Balanced for clean pools. Contains 10% hypochlorite solution. LIQUID CHLORINE POOL 1 GAL JUG 4616140