HI727-11 is a high-quality set of calibration standards that allows users to validate the Color of Water Checker® HC – HI727. The HI 727-11 includes one sealed cuvette for zero PCU and one cuvette that is tinted to an equivalent 150 ±15 PCU sample @ 25℃. The calibration check set is produced in our state-of-the-art manufacturing facility using reagent grade chemicals in a temperature controlled environment.
The HI727-11 is 
Supplied with Certificate of Analysis

- Product code
 - Lot number
 - Expiration date
 






