The HI779-11 consists of two standard cuvettes for calibration verification, which allow the user to validate the HI779 Pool Line pH Checker® HC. HI779-11 includes two sealed cuvettes; one containing a sample for zeroing the instrument and a cuvette containing a colored solution corresponding to the value of 8.0 pH ±0.1 pH at 25℃. Calibration standards are produced in our ISO 9001 facilities, using certified chemicals and materials, in a temperature-controlled environment.
HI779-11 is supplied with the Certificate of Analysis
- Product code
- Batch number
- Expiration date