UPC 742575960197 Product Length 4 Product Width 1.5 Product Height 5 Package Length 4 Package Width 1.5 Package Height 5 Gross Weight (lbs) 0.25 The Aquascape KH/Alkalinity Test Kit measures KH and alkalinity concentrations in ponds and aquariums. This easy-to-use kit provides accurate, laboratory-quality testing that is simple to complete with the provided step-by-step instructions. Sixty tests are included in each kit and all necessary components are included as well. Carbonate hardness, or KH/alkalinity, has an intricate relationship with pH and the buffering capacity of pond or aquarium water, making it important to monitor in certain ponds. The Aquascape KH/Alkalinity Test Kit is also ideal for optimizing the benefits provided by the Aquascape IonGen™ System. Measures KH/alkalinity concentrations Accurate, laboratory-quality testing 60 tests per kit 60 tests per kit Helps optimize the benefits of the Aquascape IonGen™ System