Keep your fish healthy and thriving by testing your aquarium water s GH levels regularly with this easy-to-use API GH & KH TEST KIT for freshwater aquariums. Testing water parameters weekly helps prevent invisible water problems that can be harmful to fish. Water hardness is a measure of the dissolved mineral content of water. There are two types: the general hardness (GH) and carbonate hardness (KH). When keeping freshwater fish and plants the GH and the KH of aquarium water should match their natural habitat. The API GH & KH TEST KIT helps aquarists duplicate the natural habitat of their fish as well as detect low KH levels which can lead to rapid and wide pH shifts stressing fish. API GH & KH TEST KIT contains KH test bottle GH test bottle instructions with color card and two capped glass test tubes. With API Aquarium products it?s easy to keep a beautiful saltwater freshwater or reef aquarium. For over 50 years API has been creating innovative research-driven solutions that make it easier to cApi Hardness Test Kit Gh/ Kh
