PH Wert Test Teststreifen 3In1/5In1/6In1 Chlor Alkalität Wassertester Streifen U
Easy to test: Free Chlorine/Bromine ,pH,Total Alkalinity. pH Test Range: 6.8~8.4. Test at both ends of pool twice a week for best results. 50pcs/bottle x Multifunctional 3-in-1/5-in-1/6-in-1 Swimming Pool Test Papers（decide your choice ）.