The HI73128 replacement tool is utilized for electrode removal on select Hanna testers. With a simple twist of the removal tool, the tester electrode can safely and easily be removed and replaced with a new one. pH and conductivity (EC) electrodes naturally fatigue over time, requiring replacement to ensure measurements are obtained quickly and accurately.

HI73128 is used for electrode removal on the following testers:

• HI98120

• HI98121

• HI98127

• HI98128

• HI98129

• HI98130

• HI98311

• HI98312