Tetra Test Kits offer a convenient, economical and accurate method of testing aquarium water.

Tetra Test O2 Oxygen is a simple to use kit for determining oxygen levels aquariums and ponds.

It is a liquid type of kit which works by changing the colour of a water sample in relation to the oxygen concentration.

You simply need to compare the colour of the sample to the easy-to-read colour chart to determine the oxygen level.

Tetra Test NO3 Nitrate is a simple to use kit for determining nitrate levels fresh and saltwater aquariums.

It is a liquid type of kit which works by changing the colour of a water sample in relation to the nitrate concentration.

You simply need to compare the colour of the sample to the easy-to-read colour chart to determine the nitrate level.

Tetra Test NH3/NH4 Ammonia test kit is a simple to use kit for determining dangerous ammonia levels fresh and saltwater aquariums.

It is a liquid type of kit which works by changing the colour of a water sample in relation to the ammonia concentration.

You simply need to compare the colour of the sample to the easy-to-read colour chart to determine the ammonia level.

Tetra Ammonia test strips is a quick and easy method of measuring dangerous Ammonia (NH3/NH4) levels in freshwater aquariums and ponds.

Simply dip a test strip in the water for a few seconds and check the strip against the colour chart on the side of the container.

Contains 25 test strips.

Tetra Test pH Permanent Hardness is a simple to use kit for determining permanent hardness levels freshwater aquariums ponds.

It is a liquid type of kit which works by changing the colour of a water sample in relation to the balance between acid and alkaline.

You simply need to compare the colour of the sample to the easy-to-read colour chart to determine the pH level.

Tetra Test GH General Hardness is a simple to use kit for determining general hardness levels fresh and saltwater aquariums.

It is a liquid type of kit which works by changing the colour of a water sample in relation to the concentration of various ions in the water.

You simply count the number of drops it takes to alter the colour of the sample.

Tetra Test Nitrite Kit (NO2) is a simple to use kit for determining nitrite levels in aquariums and ponds.

It is a liquid type of kit which works by changing the colour of a water sample in relation to the nitrite concentration.

You simply need to compare the colour of the sample to the easy-to-read colour chart to determine the nitrite level.

Tetra Test AlgaeControl 3in1 test strips is a quick and easy method of measuring the 2 most relevant algae growth parameters in ponds and aquariums.

These strips test for Phosphate (PO4), and Nitrate (NO3), which are the main food sources for algae and blanketweed, as well as the important Carbonate Hardness (kH) value.

Contains 25 strips (x3 tests).

Tetra Water Test Set

Formerly known as the Tetra Test Laborett, the Tetra Water Test Set is excellent for checking the water values of planted aquariums and aquascapes.

This set tests for 5 important water values, Permanent Hardness (pH), Carbonate Hardness (kH), General Hardness (gH), Nitrite (NO2), and Carbon Dioxide (CO2).

Tetra Test 6 in 1 Test Strip (25 strips or 10 strip packs)

Using Tetra Test 6 in 1 test strips is a quick and easy method of measuring the parameters and quality of the water in freshwater aquariums and ponds.

These strips test for Permanent Hardness (pH), Carbonate Hardness (kH), General Hardness (gH), Nitrite (NO2), Nitrate (NO3), and Chlorine (Cl2).

Available in packs of 10 and 25 strips (x6 tests).

Please select the required test kit from the drop down menu.