Sera Test Kit - NO3 - Nitrate (F/M) (04510) Makes it easy to monitor the nitrate level in fresh and marine water Nitrate (NO3) is an indicator for severe organic pollution. The source of this organic pollution should be eliminated, a partial water change...

Sera Test Kit - NO2 - Nitrite (F/M) (04410) Makes it easy to monitor the nitrite level in fresh and marine water Nitrite (NO2) is among the most toxic substances for fish in aquariums. It can enrich in the water in case of insufficient biological...

Sera Test Kit - pH (F/M) (04310) Makes it easy to monitor the pH value in fresh and marine water and ponds. For approx. 100 measurements In case of too low pH values we recommend sera KH/pH-plus (in freshwater aquariums) or sera pond bio balance (in...

Sera Test Kit - KH - Carbonate Hardness (F/M) (04210) Makes it easy to monitor the carbonate hardness in fresh and salt water 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...

Sera Test Kit - GH - General Hardness (F) (04110) Makes it easy to monitor the total hardness For approx. 420°dGH. In case of too low GH values we recommend sera mineral salt. High total hardness levels can be lowered by mixing in R/O water. For...

Sera Quick Test (50 Strips) - pH-kH-gH-CI2-NO3-NO2 (04960) Quick and easy monitoring Routine monitoring or safety check: The sera Quick Test provides the optimal possibility to check the most important water parameters (pH value, carbonate hardness,...

Sera Aqua Test Set Fresh (04000) Know your water Only knowing your water parameters allows reacting in time and counteract irregularities so animals and plants are being protected. The sera aqua-test set allows monitoring the parameters important for...

Sera Test Kit - PO4 - Phosphate (F/M) (04930) Makes it easy to monitor the phosphate level in fresh and marine water Both fish waste and feeding are possible causes for phosphate introduction into the water. A part is taken up as a nutrient by plants, an...

Sera Test Kit - NH3/NH4 - Ammonium/Ammonia (F/M) (04910) Makes it easy to monitor the ammonium/ammonia level in fresh and marine water Ammonium and ammonia mainly arise from fish waste. They are converted into each other depending on the pH value. While...

Sera Test Kit - Cl - Chlorine (F/M) (04810) Makes it easy to monitor the chlorine level in fresh and marine water Chlorine is immediately removed by sera toxivec or sera pond toxivec. sera aquatan or sera KOI PROTECT make the water fish friendly...