Water Tests - Aquarium Maintenance

Complete test kit with 6 professional drop tests — for aquarium & pond Measures pH, GH, KH, NO3, NO2 and NH3 — includes test tubes and colour ...

For the simple determination of the ammonium/ammonia concentration in fresh and sea water Ammonium and ammonia come primarily from fish feces. D...

For the simple determination of the ammonium/ammonia concentration in fresh and sea water Ammonium and ammonia come primarily from fish feces. D...

Advanced water testing An experienced aquarist checks the water in his aquarium regularly. This way, preventive measures against algae, for exam...

Get to know your aquarium water Only those who know their water values ​​can respond appropriately and in a timely manner and prevent irregulari...

For the simple determination of the chlorine content in freshwater and seawater It detects dangerous chlorine Important for fish and inverte...

Sera Co2 Continuous Test CO2 is considered one of the most important nutrients for aquatic plants. A shortage can therefore have enormous cons...

Sera Co2 Indicator Fluid Replacement fluid for the Sera Co2-Continutest.

For the simple determination of the copper content in fresh and sea water Copper (Cu) is very toxic for invertebrates such as shrimps and crayf...

Iron Test for Fresh and Saltwater — Quick Insight into Iron Deficiency in Aquarium PlantsSera FE-Test — approx. 75 measurements, also detects chela...

To determine the carbonate hardness in fresh and sea water in a simple way For approx. 390 °dKH. For low KH values ​​we recommend sera KH/pH-p...

For the simple determination of the nitrite content in fresh and sea water Nitrite (NO 2 ) is considered one of the most toxic substances for fi...

For the simple determination of the nitrate content in fresh and sea water Nitrate (NO 3 ) is an indication of a heavy organic load. The source ...

To determine the pH value in freshwater, seawater and in the pond in a simple way. For pH values ​​that are too low, we recommend sera KH/pH-plu...

Phosphate Test for Fresh and Saltwater — Prevent Algae Growth by Monitoring Phosphate Sera PO₄-Test — approx. 60 measurements, quick and easy resul...

Quick and easy check Routine check or safety check: With the Quick Test, sera offers the optimal possibility to easily check the most importan...

Test solution for electronic pH devices The various sera test solutions (pH 4.0 / pH 7.0 / pH 9.2) are suitable for all electronic pH devices.

Colombo Test Lab Complete test kit with professional drop tests for testing water in aquariums and ponds. The case includes test tubes, color ca...

The Moerings test set is suitable for measuring the pH, GH and KH value of pond and aquarium water in a very accurate manner. ...

To determine the total hardness in a simple way For approx. 420 °dGH. If the total hardness is too low, we recommend sera mineral salt. Too hi...

Supplementary set with three cuvettes for performing water tests The high-quality sera cuvettes made of glass are ideally suited for performing ...

For the simple determination of the oxygen content in fresh water Rapid breathing at the water surface is an unmistakable sign of oxygen deficie...

For the simple determination of the silicate content in fresh and sea water Silicate (SiO 3 ) promotes the growth of diatoms in marine and fresh...