100 Chlorine Dip Test Strips Hot Tub Swimming Pool PH Tester Paper 2Bottles UK
Easy to test: Free Chlorine/Bromine, pH, Total Alkalinity. Total Alkalinity Test Range: 0~240ppm. Free Chlorine Test Range: 0~10ppm. -Test at both ends of pool twice a week for best results. pH Test Range: 6.8~8.4.