... buffer solution »» stable reading »» screwed it left or right to adjust PH 7 »» rinse the electrode with tap water.
Now it's ready to read your experiment.
Image by me in laboratory.
... buffer solution »» stable reading »» screwed it left or right to adjust PH 7 »» rinse the electrode with tap water.
Now it's ready to read your experiment.
Image by me in laboratory.
