pH Tester with pH Electrode Checker® HI98103, HANNA

HI98103 is a simple and inexpensive pH tester for routine measurements. The narrow plastic electrode supplied allows measurements even in narrow vessels. In no time she is unscrewed and replaced with any pH electrode with S7 screw. The pH electrode is shipped dry. Before using the Checker, remove the protective cap and condition the electride by sooking the tip in pH 7.01 buffer solution for several hours.