Chemistry A-Level
Calibration with buffer solutions
What Calibration with buffer solutions means in Chemistry A-Level, as defined for OCR.
Definition of Calibration with buffer solutions
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Reference: OCR
Calibrating the meter with at least two buffer solutions of known pH that bracket the expected value, rinsing the electrode with distilled water between buffers and blotting gently.
Topics that use Calibration with buffer solutions
- Acids, bases and buffers (OCR A-Level)
Related terms
- Acid dissociation constant Ka
- acidic buffer
- Amphiprotic
- basic buffer
- Basicity
- Buffer action against added acid and alkali
- Buffer action and pH resistance
- Care and storage of the pH electrode
Using Calibration with buffer solutions in the exam
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