Residual Chlorine Test Strips (0-20ppm) (100 tests)

Total Chlorine test strips are a convenient way to test water for Residual Chlorine.

Residual chlorine refers to the free chlorine that remains in the water after the disinfectant is added. During the disinfection process, the disinfectant reacts with organic matter and microorganisms in the water, consuming part of the disinfectant. Residual chlorine refers to the free chlorine, the remaining unconsumed disinfectant, which can play a role in continuing to kill bacteria and pathogens. Therefore, the residual chlorine content can reflect the residual situation of disinfectants, and the disinfection effect of microorganisms in the water.