Calibration solution EC - 1.413 - 230 ml
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1.413 solution to calibrate your meter's digital EC comes in 230 ml containers, which guarantees you a supply of calibration fluid for some time.
Get used to keeping these meters calibrated so as to ensure correct measurements of your nutrient solution EC.
Immerse the electrode into the calibration fluid and wait a few seconds, you can mark your EC point on meter in no time at all.
These calibration liquids meet the most stringent quality standards and are linked to international standards NIST.
Each one has its expiration date for maximum product safety.