Hanna optional Checker HC Calibration Sets provide a simple solution to validating your Checker HC. Each 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 expiry date to provide traceability when certifying the Checker HC.
HI-706-11 is a high-quality set of calibration standards that allows users to validate the Phosphorus High Range Checker® HC – HI-706. The HI-706-11 includes one sealed cuvette for zero ppm phosphorus and one cuvette that is tinted to an equivalent 7.5 +/- 0.5 ppm phosphorus sample @ 25°C. The calibration check set is produced using reagent grade chemicals in a temperature controlled environment.