Description
Suitable for calibrating pH meters which have a calibration point of 7.01. Dip the probe into the sachet and wait a few seconds, and then you can calibrate and mark your point on the pH meter.
A regular calibration of meters with these fluids is recommended for the most accurate measurements of water or nutrient solutions.
Sold and shipped by Alchimia Grow Shop (Girona, Spain). Prices are set by the vendor and you complete your purchase on their site.
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