Testing Supplies
sera kH - Test (Carbonate Hardness)
$12.99
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Pick up at our Broken Arrow store or have it shipped. Secure checkout by Square.
Live animal: ships overnight ($60, lower 48 states only) or pick up in store.
This item is currently out of stock.
Livestock and supplies restock often. Check back soon, or call us at 918-578-9142 to ask when it’s coming back in.
For approx. 390°dKH.
In case of too low KH values we recommend sera KH/pH-plus (in freshwater) or sera pond bio balance (in ponds), in case of too high values we recommend filtering through sera super peat (in freshwater aquariums).