Alkalive pH Stix™ are unlike most pH test strips on the market giving a clear indication in small pH unit increments. 0.25pH
Test range of 4.5 to 9.0 (4.5, 5.0,5.5, 5.75, 6.0, 6.25, 6.5, 6.75, 7.0, 7.25, 7.5, 8.0, 8.5, 9.0)
Plus, pH Stix use the double color indicator method, allowing for a more accurate determination of the pH value of what you are testing.