How do I use a pH meter in the lab?
To use a pH meter, first calibrate it with standard buffer solutions. Then rinse the electrode with distilled water.
What are the steps for calibrating the pH meter?
Calibrate by immersing the electrode in pH 4, 7, and 10 buffers, adjusting the meter to match the buffer values.
How often should I calibrate the pH meter?
It's best to calibrate the pH meter before each use or at least once a day if used frequently.
What should I do if the readings are inconsistent?
Check the electrode for damage, ensure proper calibration, and clean it if necessary.
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