ORP Calibration Solution (400MV) s/4

Description

Another American Marine first. ORP/REDOX calibration fluid. With a precise measurement of 400mV this calibration fluid is included with every PINPOINT® ORP Monitor and PINPOINT®ORP Controller. Occasional retesting with this fluid will keep your readings dead-on accurate. Also very useful to determine if an ORP/REDOX probe is ready for replacement. Four pouches included. Bulk boxes are available, please call for details.