Citric acid (500g)
R 80.00
Home distillers record book
R 550.00
PH Calibration powder (set of 2)
R 35.00
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Please follow the guidelines in your PH meter user manual when calibrating the instrument.
-If you use the PH meter daily we recommend a calibrating the instrument monthly.
-If the PH meter is not used actively (once a week) we recommend calibrating it every 2-3 months before use.
-If you have not used your PH meter in the last 2 months or longer we recommend calibrating the instrument before use.