Wide Range pH Paper (pH 5.5-8.0). Hydrion wide range pH papers provide accurate pH measurement at each full (1.00) pH unit.
Hydrion papers work best with buffered solutions. For unbuffered solutions, use Lo Ion kits.
| Size | 1 Roll |
|---|
Label Details
Instructions:
- Dip into solution
- Remove at once
- Immediately compare to color chart
