Description Vitalink CF Calibration Fluid 250ml Keeping your nutrient strength meter calibrated is essential for taking accurate readings and keeping your nutrient solution within the correct strength range. Vitalink CF Calibration Fluid provides a solution for you to accurately calibrate your nutrient strength meter, so you can be sure your plants are getting the right balance of nutrition. Vitalink CF calibration fluid (CF28). A stable pH calibration fluid Can be used with any brand of CF/EC meter
