5-in-1 Insta Test Strips

These 5-in-1 pool and hot tub test strips measure Free Chlorine 0-10 ppm, Bromine 0-20 ppm, Total Chlorine 0-10 ppm, Total Alkalinity 0-240 ppm, pH 6.2-9.0, and Total Hardness 0-800 ppm. They provide instant results with a dip-n-read system. Each package contains 50 test strips in waterproof bottle with a hinged cap.