-13%
Experienced aquarists check their aquarium water regularly. This allows taking measures, for instance against algae, quickly and easily, without the need to use chemicals.
The sera aqua-test box contains the following test kits:
- pH value (pH)
- total hardness (GH)
- carbonate hardness (KH)
- ammonium/ammonia (NH4/NH3)
- nitrite (NO2)
- nitrate (NO3)
- phosphate (PO4)
- iron (Fe) and
- copper (Cu) or chlorine (Cl)
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