Wide Range pH Paper. Hydrion wide range pH papers provide accurate pH measurement at each full (1.00) pH unit.
Instructions:
- Dip into solution
- Remove at once
- Immediately compare to color chart
NOTICE: Severe winter storms in the South, Southeast, and Northeast, as well as wildfires and emergency events in the Los Angeles metro area, may cause delays in the delivery and processing of orders, regardless of your location. We appreciate your understanding and patience during these unforeseen circumstances.