Hanna Replacement pH Electrode

Description

• Compatible with HI98129, and HI98130 Combo multiparameter testers, HI98127 and HI98128 pHep™ testers, and HI98121 ORP tester
• Features a stainless steel round connector and extendable cloth junction
• Designed as an easy-fit cartridge that locks into place, featuring two o-rings to maintain a watertight seal