GH Test Kits
New
Brand: NT Labs
What is KH?
KH, also known as “total alkalinity” or “carbonate hardness”, is a measure of the buffering capacity of the water in your aquarium. The buffering capacity refers to how well it can resist changes in pH.
What is GH?
General Hardness is a measure of the total amount of minerals dissol..
£5.94
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