Safe Swim® reagent - Free Chlorine (DPD-1) - 100 strips

Safe Swim® Free Chlorine Strips test active chlorine levels from 0.00 to 12 ppm, which is the core measurement for maintaining clean and safe pool or hot tub water. Free Chlorine is the primary, active disinfectant that kills bacteria and viruses. Consistent monitoring ensures your water is sanitized and safe for all users.

Works only with Safe Swim® - digital water testing for pools and hot tubs  

100 reagent strips per bottle.