The Colombo 6 in 1 Test Kit is the most convenient way to measure your water in one easy step.
Contains 50 tests.
Dip the stick in your water for 2-3 seconds and then measure the colours on your stick compared to the chart provided. This set test for the following:
- KH (carbonate hardness)
- GH (general hardness)
- NO2 (nitrite)
- NO3 (nitrate)
- Cl2 (chlorine)
So you never need to guess anymore and the results are very clearly shown. Using these dip tests means you have a much better understanding as to what is happening with your water chemistry.