General Hardness is a vital element in aquaira water management. It is a mewasure of dissolved salts that aquatic life require and draw from the water. Once depleted these salts need to be replenished.
Our Australian made GH Test kit has a shelf life of 12 months when stored cotrrectly in a cooldark place. All of our test kits come packaged in glass recepticles rather than single use plastic.
General Hardness (GH) Water Test Kit
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