HI707-11 is a high-quality set of calibration standards that allows users to validate the Nitrite Low Range Checker^®HC - HI707. The HI707-11 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 in our state-of-the-art manufacturing facility using reagent grade chemicals in a temperature controlled environment.

The HI707-11 is supplied with Certificate of Analysis

• Product code

• Lot number

• Expiration date