Kit with stands for checker nitrite LR (0-600 ppb)

The Nitrite Low Range Checker® HC Calibration Check Set – HI-707-11 provides a simple solution to validating the Nitrite Low Range Checker® HC – HI-707 in the range of 0 to 600 ppb nitrite.

HI-707-11 Nitrate LR Checker (0-999ppb) Calibration Standard

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.

The HI-707-11 includes one sealed cuvette for zero ppb nitrite and one cuvette that is tinted to an equivalent 100 +/- 10 ppb nitrite sample @ 25°C. The calibration check set is produced using reagent grade chemicals in a temperature controlled environment.