Kit with standards for HI775

The Freshwater Alkalinity Checker® HC Calibration Check Set - HI775-11 provides a simple solution to validating the Freshwater Alkalinity Checker® HC - HI775 that has a range of 0 to 500 ppm CaCO₃. 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.

• Supplied with Certificate of Analysis
• Standard value of 100 +/- 10 ppm CaCO₃ @ 25°C
• Reusable with long shelf life stability