Tetra Test Nitrate (NO3-)

This kit uses a colour change system to give accurate results, simply compare your findings to the colour chart included. Measures the nitrate value reliably and precisely Suitable for freshwater and marine aquariums Liquid test

Tetra Test pH

Measures the pH value reliably and precisely For all freshwater aquariums for a large number of analyses excellent long-term stability

Tetra Test Nitrite (NO-2)

Nitrate is produced from the breakdown of nitrite in the filter.

Tetra Test General Hardness (GH)

Measures overall hardness reliably and precisely Suitable for all freshwater and marine aquarium for a large number of analyses excellent long-term stability

Tetra Pond Test Strip 7 in 1

Water test to quickly and easily check pond water quality in 60 seconds: test strips measure pH, carbonate hardness (KH), general hardness (GH), nitrite (NO2-), nitrate (NO3-) and chlorine (Cl2) Water test to check the six most important water values in one step Measures the pH, general and carbonate hardness (GH + KH), nitrite (NO2-), nitrate (NO3-), and chlorine (Cl2) Full information and tips on possible countermeasures can be found in the instructions for use Tip: with the Tetra Aquatics app you can determine water values quickly, reliably and easily using your smartphone