Active Chlorine Bleach Test Strips, 0-2000 ppm [Vial of 100 Plastic Strips] Designed for Daycares and Senior Homes for Sanitizing and Disinfecting

About this item Used for compliance with health department regulation that requires testing concentration of sanitizing & disinfecting solutions MADE IN USA! Vial of 100 test strips, more than competitors! Water resistant read color chart with readings at 0, 25, 50, 200, 500, 800, 1500, 2000 ppm Comes in a moisture wicking vial with built in desiccant and a flip-top lid Detect free chlorine at higher levels with distinct color changes over the entire range for increased accuracy