Sera

SERA - Kh Test - To easily determine the carbonate hardness

Sera Kh test , colorimetric test to easily and efficiently determine the carbonate hardness of fresh water and sea water.

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For about 390° dKH (x 1.78 = TAC French value).

If the carbonate hardness is too low, we recommend sera KH/ pH-plus (in soft water) or sera pond bio balance (in ponds) and, if it is too high, filtration through sera super peat (in freshwater aquariums).

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