The Bluelab 2.77 EC Standard is a 250ml calibration solution with a precise conductivity of 2.77 mS/cm at 25°C. It is used to verify and calibrate electrical conductivity (EC) meters, ensuring accurate measurement of nutrient solution strength in hydroponic and fertigation systems. This standard provides a reliable high-range reference point, helping maintain instrument precision and consistency. Regular calibration with this solution prevents errors in monitoring fertilizer concentrations, supporting optimal nutrient delivery and plant health. Bottled for stability and ease of use in professional growing environments.
2.77 conductivity – bluelab – 250ml EC Standard
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