Bluelab 2.77EC Conductivity Solution 250 ml (6/Cs)
Description:The EC2.77 solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe.Calibration Solutions should be stored in a cool place out of direct sun and heat. Please keep out of reach of children. They should be stored with the lids securely tightened.
From $ 106.99