API Gh & Kh Test Kit Freshwater Aquarium Water Test Kit Purina ONE helping to ensure your fish

helping to ensure your fish stay healthy and happy

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API Gh & Kh Test Kit Freshwater Aquarium Water Test Kit Purina ONE helping to ensure your fishKeep 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