PAS pH Papers, Test Paper Sets, Hydrion Set H-20

The most complete and versatile set

• Set H-20 provides test papers for speedy and accurate pH readings over the entire pH range from 0 to 14; will even prove reliable for determining pH in the difficult low-acid and high alkaline ranges.
Use the Wide Range papers to locate the approximate pH values, then use the appropriate short range paper to determine the pH value to within 0.25 pH unit.

Short Range - In Single Roll Plastic Dispensers
0.0 - 1.5 , 3.4 - 4.8 , 6.8 - 8.4 , 9.2 - 10.6*
1.0 - 2.5 , 4.8 - 6.7 , 7.2 - 8.8 , 10.0 - 12.0
1.2 - 2.4 , 5.2 - 6.6 , 8.0 - 9.5 , 11.8 - 13.4
1.4 - 2.8 , 5.6 - 6.8 , 8.2 - 9.8*, 12.5 - 14.0
3.0 - 5.5 , 6.0 - 8.0 , 9.0 - 10.0

Wide Range - Spectral 1 - 14 Hydrion H-20 Set

*Suitable for testing soap solutions.