Tetra Test NO2 Nitrite
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. Always read the instructions carefully before use.
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