| Brand | API |
|---|---|
| Style | GH & KH |
| Size | 2.5 oz |
| UPC | 313104321361 |
Check the listing for details. API GH & KH TEST KIT Freshwater Aquarium Water Test Kit, 2.5 Oz.. Condition: New. Listed at 20.99 USD. 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. There are two types: the general hardness (GH) and carbonate hardness (KH).
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