Calibration solution pH - 7.01 - 230 ml
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Ideal for calibrating digital pH meters that have a calibration point of 7.01. Immerse the meter probe into the calibration liquid and wait a few seconds, and the meter can be calibrated, ready for proper use.
It is advisable to periodically calibrate these meters with calibration fluid in order to obtain the most accurate measurements possible for the pH of the water or nutrient solutions.
A neat and handy 230 ml container that will ensure you have calibration liquid pH 7.01 for some time.