Calcium hypochlorite is a highly efficient chlorine-containing disinfectant and biocide. 

It is widely used in drinking water purification, wastewater treatment, and swimming pool water disinfection. It can also be applied for sterilization and bleaching in food processing environments, public areas, and livestock breeding, and serves as a bleaching agent and oxidizing agent in industry. 

Featuring strong bactericidal efficacy and good stability, it has become a commonly used chemical in water treatment and sanitation and epidemic prevention fields.