Colombo KH Test Kits will help you ensure the correct pH is maintained in your pond. For clear pond & aquarium water and healthy fish and plants you need to monitor your pH levels.
pH is a measure of how acidic pond & aquarium water is. Fish do not like fluctuating pH levels, and some need to be kept at specific pH levels. The only way to determine the pH of the water is with a pH Test Kit.
Contains 40 tests.