Test for Free Chlorine, pH, Total Alkalinity, Stabilizer

Fast and easy to use, tests for pH (helps prevent scale formation and corrosion), Free Chlorine (an ideal level of Free Chlorine helps ensure clean, clear water that is safe for bathers), Total Alkalinity ( a correct level of Total Alkalinity prevents sudden pH changes), Stabilizer (an ideal level of Stabilizer or Cyanuric Acid helps protect against chlorine loss from exposure to sunlight).