Sera Test Kit (KH) Carbonate Hardness
Description
Makes it easy to monitor the carbonate hardness in fresh and salt water
For approx. 390dKH.
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).
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