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number
6. Perform the 2nd point calibration. As with the
step 1., clean the pH electrode and immerse it
in the 2nd standard solution. As with the step
3., immerse at least 3 cm from the tip of the
pH electrode.
7. Press the
key to enter the calibration
mode.
Stability judgment automatically starts and the pH icon blinks until the measured
value stabilizes. When the measured value stabilizes, the pH icon changes from the
blinking state to the lit state.
8. Enter the standard solution value for the second point and press the
the
key.
Calibration to the set standard solution value is performed. The 2nd point calibration
ends and the "2" calibration history icon lights, indicating that 2nd point calibration is
complete.
key
key
pH measurement
key or
key
Stabilized
key or
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