Kit with standards for HI758

The Marine Calcium Checker® HC Calibration Check Set – HI758-11  provides a simple solution to validating the Marine Calcium Checker® HC – HI758 that has a range of 200 to 600 ppm calcium. This high-quality set of standards is manufactured in our state-of-the-art facility and comes supplied with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiration date for traceability when certifying the Checker®HC.