HI774-11 is a high-quality set of calibration standards that allows users to validate the Phosphate Ultra Low Range Checker^® HC - HI774. The HI774-11 includes one sealed cuvette for zero ppm phosphate and one cuvette that is tinted to a specific value. The calibration check set is produced in our state-of-the-art manufacturing facility using reagent grade chemicals in a temperature controlled environment.

The HI774-11 is supplied with Certificate of Analysis

• Product code

• Lot number

• Expiration date