Use Quick-Cal Solution for fast 1-point calibration checks or for non-NIST^®-traceable calibrations of pH, ORP, conductivity, and electrochemical (Clark) dissolved oxygen sensors on the TROLL^® 9500 water quality instrument.

Shelf life is 6 months unopened and 7 to 21 days opened when stored in cool, dark conditions. For best results, use fresh solution for each calibration check.