Whatman® Three-Color Dispenser, 1-11 Range
- Instant pH readings
- Three-Color Dispenser is portable for convenience
Features three separate indicator dye color bands.
Three-Color Dispenser has a unique combination of color change resulting from each test that is compared with the color-coded comparison chart printed on the dispenser. Measure a pH range of 1-11 at a 1.0 graduation.