The Disinfectants used most commonly for water treatment systems are sodium and calcium hypochlorite and UV light . A summary of disinfection processes that may be utilized for wastewater flows each process has inherent constraints that may limit general application. For example, ozone is known to be a strong oxidant and has been used for water and wastewater disinfection applications; however, the cost of an effective ozonation system may be prohibitive for treatment facilities.
Ozonaters
Uv system
Chlorination
