HANNA INSTRUMENTS HI70004P - pH 4.01 Calibration Solution - 25 x 20 mL sachets

The HI70004P consists of 25 x 20ml sachets, containing a high quality pH 4.01 calibration solution.
Each sealed sachet contains the correct amount of pH calibration solution.
Its single use makes the solution as accurate as it was the day it was packaged.

The advantages of the pH 4.01 buffer solution:
• Ideal for users who do not calibrate frequently
• Color identification label for easy recognition of pH value solution 4.01.
• Its light-tight packaging prevents oxidation from UV light
• Perfect for use with handheld testers and meters.

The lifespan of an electrode varies depending on its use and maintenance.

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.