Hanna Instruments - Phosphate Calibration Solution (Narrow Range) - For Checker® HC Photometer - HI713-11

Checker® HC – HI755-11 Seawater Alkalinity Photometer Calibration Solutions provide a simple solution to validate the Checker® HC – HI755 Seawater Alkalinity Photometer which has a range of 0 to 300ppm CaCO3. This high-quality set of standards is manufactured in our state-of-the-art facilities and comes complete with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiry date for traceability when certifying the Checker®HC photometer.

Checker® HC – HI758-11 Marine Calcium Calibration Solutions provide a simple solution to validate the Marine Calcium Checker® HC – HI758 which has a calcium range of 200-600 ppm. This high-quality set of standards is manufactured in our state-of-the-art facilities and comes complete with a Certificate of Analysis. The Certificate of Analysis indicates the batch number, reference values and expiry date for traceability when certifying the Checker®HC.

Seawater Nitrate Standard Solutions – HI781-11 provides a simple solution for checking the HI781 Seawater Nitrate Checker .

This high-quality set of standards is manufactured in our state-of-the-art facilities and comes complete with a Certificate of Analysis. The Certificate of Analysis provides the lot number, reference values and expiry date to ensure traceability when certifying the Checker®HC® Mini Photometer.

Pre-order, available end of November.