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21
• The pH calibration buffers in calibrating order.
The first pH calibration buffer:
• The second pH calibration buffer:
• The third pH calibration buffer:
Notes
Notes
Notes
Notes
Notes:
•The “OLd” message displayed under the pH value means that this buffer was not used
during last calibration. Press the SHIFT&MODE/SETUP keys if you want to see calibration
date (or time if old calibration was performed in the same day with current calibration).
