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When 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!

 

API GH/KH Hardness Test Kit

SKU: AH-APH21
$29.00Price
GST Included |