6.5 Calibration of pH probe
Required equipment
The following solutions and equipment are required for calibration of the pH probe:
•
pH reference solution for low pH-measuring point, preferably pH 4.00
•
pH reference solution for high pH-measuring point, preferably pH 7.00
•
Clean cloth
•
Clean water in spray bottle
148 ÄKTAprocess Operating Instructions 29-0252-49 AA
6 Maintenance
6.5 Calibration of pH probe