HANNA INSTRUMENTS Nitrates Calibration Solutions HI781-11 for Checker HI781

HI781-11 is a set of high quality standard solutions allowing users to validate the Hanna Instruments HI781 Checker Mini Photometer for Nitrates in Seawater.
The Certificate of Analysis provides the lot number, reference values and expiration date to ensure traceability when certifying the Checker®HC Mini Photometer.

The HI781-11 is supplied with a certificate of analysis :
• Product code
• Batch number
• Expiration date

The advantages of the HANNA INSTRUMENTS HI781-11:
• Supplied with certificate of analysis
• Reusable with a long shelf life

To optimize the longevity of the electrodes, there are 3 rules to follow :
• Rinsing: Rinse with tap water after each measurement.
• Storage: Store the electrode upright and always put a few drops of storage solution in the protective cap.
• Calibration: Use the intended calibration solution and adjust the measuring device according to its instructions.