HI713-11 is a high-quality set of calibration standards that allows users to validate the Phosphate Low Range Checker^® HC - HI713. The HI713-11 includes one sealed cuvette for zero ppm phosphate and one cuvette that becomes tinted to an equivalent 1.00 +/- 0.08 ppm phosphate sample @ 25^°C when the supplied reagent is added. The calibration check set is produced in our state-of-the-art manufacturing facility using reagent grade chemicals in a temperature controlled environment.

The HI713-11 is supplied with Certificate of Analysis

• Product code

• Lot number

• Expiration date