In the US, 98 percent of treated water supply systems use chlorine as a disinfectant. Here's what you need to know about how chlorine kills germs. When to use chlorine to treat water When you add ...

Two percent solutions of glutaraldehyde exhibit very good ... Hypochlorites, the most widely used of the chlorine disinfectants, are available in liquid (e.g., Sodium hypochlorite), household bleach ...

Common types of chemical disinfectants include chlorine, chloramine ... The team found in about 53 percent of bottled waters, 61 percent of home treated tap water and 98 percent of untreated ...

Failure of chlorine disinfection is mostly caused by the presence of organic matter and at higher pH above 7.0. For water disinfection, the aim is to achieve a concentration of three to four parts ...