Hanna HI73127 Spare pH Electrode for Combo Testers geotech 8 eV or 10

8 eV or 10

Nitric Oxide (NO)

Use with: all Hanna pH meters and electrodes (HI98199

Replacement bladders

SDM-3R (for GX-3R/GX-3R Pro)

Hanna HI73127 Spare pH Electrode for Combo Testers geotech 8 eV or 10The Hanna HI73127 is a replacement pH electrode cartridge that extends the life of your Hanna combo tester no need to replace the whole meter when the pH sensor is exhausted. Key features Easy fit cartridge locks into place with two O rings for a watertight seal no pins to line up or break Extendable cloth junction improves response time and prolongs electrode life Single junction Ag AgCl reference, gel electrolyte, 014 pH range, polypropylene body