HI729-11 is a high-quality set of standards that allows users to validate the Fluoride Low Range Checker ® HC - HI729 calibration. The HI729-11 includes one sealed cuvette for zero ppm fluoride and one cuvette that is tinted to an equivalent 1.00 +/- 0.10 ppm fluoride 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.

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| Package | cuvette |
|---|---|
| Quantity | 1 set |
| Certificate of Analysis | Yes |