pH test strips provide precise pH values as the different colours do not mix at the point of testing.
Even small pH changes down to 0.2 pH can be observed in a clear colour change.
pH indicator is chemically bounded to the cellulose fiber and provides a non-bleed system which ensures precise pH values.
Strips protects the user&rsquos finger from the test solution as the test pads are at the extreme end of the strip.
Brilliant colour chart at the box backside has 4 different colour chart.
Colour chart match for each pH value ensures fast and reliable pH readings at all times.