HI-708-11 Nitrite High Range Checker HC Calibration Check Set

HI-708-11 is a high-quality set of calibration standards that allows users to validate the Nitrite High Range Checker® HC – HI-708. The HI-708-11 includes one sealed cuvette for zero ppm nitrite and one cuvette that is tinted to an equivalent 75 +/- 5 ppm nitrite sample @ 25°C. The calibration check set is produced using reagent grade chemicals in a temperature controlled environment.