Apera Ec20 Value Pocket Conductivity Tester Kit
The Apera Instruments EC20 tester is simply the most reliable conductivity (EC) tester with the best value for all kinds of regular EC testing, such as hydroponics, education, tap/drinking water, swimming pool, water treatment, etc. Up to 2 points of Auto Calibration with buffer recognition and 0 to 50?C Auto Temperature Compensation (ATC),