EASYTEST 9-in-1 Pool & Spa Water Test Strips Free Chlorine, Total Chlorine, Bromine, Cyanuric Acid, Alkalinity, pH, Salt, Copper Test Kit

---------------------------------------------------------------------- [9-in-1 Industry-Leading Comprehensive Testing] This single device completely covers water quality management that is insufficient with the 4-6 items measured by other companies. In addition to free chlorine, total chlorine, pH, total alkalinity, cyanuric acid, and total hardness, it can also measure **salinity and copper ions** using the dedicated test strips. This single device truly achieves professional-grade water quality balance. Total hardness, general hardness, manganese hardness, total hardness, calcium, copper ions, copper, chlorine generator, salinity, chlorine concentration, treatment, multi-test strips, pool, kit, set, measurement, check, water quality, spa, vinyl, water temperature, turbidity, pH test, litmus, 9-in-1, 9 types