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Can someone please explain the results, the KH test took 13 drops and the GH test took 19 drops. It's the API test kit and it's not clear how to convert the
API GH/KH Freshwater Test Kit
API GH/KH Hardness Test Kit (General Hardness & Carbonate Hardness)
How to test GH and KH Using API GH & KH Test Kit in Aquarium - YouTube
API GH/KH Test Kit – Aquariums West
API GH & KH Test Kit General & Carbonate Hardness 1 Pack Petbarn
API GH & KH TEST KIT Freshwater Aquarium Water Test Kit : Amazon.ca: Pet Supplies
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I bought the API GH and KH test kit. I didn't get any sort of colour chart to compare it too. KH is left, GH is right. Can someone tell me if
API GH & KH TEST KIT Freshwater Aquarium Water Test Kit : Amazon.ca: Pet Supplies
API GH & KH Test Kit - $14.95
Confused by api GH and KH test kit
API Test GH & KH Hardness Kit
API GH & KH TEST KIT Freshwater Aquarium Water Test Kit : Amazon.ca: Pet Supplies
API GH & KH TEST KIT Freshwater Aquarium Water Test Kit : Amazon.ca: Pet Supplies