API Freshwater GH & KH Test Kit GH Test Kit it is advisable to maintain

it is advisable to maintain iodide close to NSW concentration

crystal clear water

Removable squeaker makes switching from playtime to naptime easy

Filter Media Cartridge

and dust at bay

API Freshwater GH & KH Test Kit GH Test Kit it is advisable to maintainWhen keeping freshwater fish and plants, the general hardness (GH) and carbonate hardness (KH) of aquarium water should match their natural habitat. The API GH & KH Test Kit helps you duplicate the natural habitat of your fish to prevent stress, keeping them healthy! The kit includes 2 bottles of liquid reagent, 2 glass test tubes with snap tight caps, and step by step instructions. We recommend that you take a few minutes each week to monitor your