Description
Cole-Parmer® Oakton® pH Calibration Buffer Pouches, Assorted, 20/PK, WD-35653-04
Features:
- 5 pouches each pH 4, pH 7, pH 10, and rinse water solution
- NIST-traceable
- ± 0.01 accuracy at 77 °F (25 °C)
- 20 mL solution per pouch
- Labeled with pH vs temperature table for accurate calibration

