3 Reward Points
For the Calibration of EC/CF test Meters to standard 2.76ms
Solution of a known electrical conductivity (EC), used to check and calibrate EC meters. This should be a regular procedure to ensure best results from the meter.
Available EC standard solution: 2.76 mS/cm
Available: 250 mls and 1 Litre
DELIVERIES FROM JUST £3.95!