Description

Oakton's 17 oz 1413 uS/cm standard reference solution is specifically formulated for use with electronic Oakton EC meters but can be used with most EC meters. When growing hydroponically, it is important to make sure your nutrient solution's EC level is accurate for the health of the plants. Use Hanna's 1413 uS/cm standard reference solution to calibrate your EC meter and know that your nutrient solution EC will be perfect for every crop you grow.