API GH & KH Testing Kit
Evaluate tap water and freshwater aquariums for general hardness (GH) and carbonate hardness (KH) with this kit. It aids in avoiding fish stress due to sudden pH changes caused by insufficient KH levels. Available at MorphMarket for all your aquatic testing needs.
Product Specifications
| Parameter | Value |
|---|---|
| Test Type | GH and KH |
| Water Type | Tap water, freshwater aquarium |
| Usage | Regular water testing to monitor pH stability |
FAQ
How accurate is the GH and KH test result?
The test results are accurate when used according to the instructions provided with the kit.
Can this kit be used for saltwater aquariums?
Please contact customer service
How often should I test my water using this kit?
It is recommended to test water parameters every 1-2 weeks, or more frequently if you notice changes in fish behavior or water conditions.

Wanda Fraser –
The kit is easy to use and gives clear results. I’ve been testing my aquarium water weekly and it helps me maintain stable pH levels. My fish have shown no signs of stress since I started using it.
Deirdre Allan –
Good for beginners. The instructions are straightforward and the color changes are easy to interpret. I noticed a difference in water stability after a few weeks of regular testing.
Sue Anderson –
I use this kit regularly to monitor GH and KH levels. It’s reliable and helps prevent sudden pH shifts that can harm my fish. The packaging is clean and the components are well organized.