HI720-11 is a high-quality set of calibration standards that allows users to validate the Calcium Hardness Checker® HC – HI720. The HI720-11 includes one sealed cuvette for zero ppm CaCO3 and one cuvette that is tinted to an equivalent 1.50 ±0.25 ppm CaCO3 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 HI720-11 is
Supplied with Certificate of Analysis
- Product code
- Lot number
- Expiration date