Hanna Instruments - Seawater alkalinity standard solutions at 0 and 100 mg/L - 2x 10ml

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.

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.

Hanna Instruments ' HI713-11 Phosphate Calibration Solution is a set of high quality standards for users to validate the Checker®HC – HI713 Narrow Range Phosphate Monitor.

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.