American Marine PINPOINT ORP Replacement Probe
10 foot cord
Platinum wire sensor
High supression cable jacket
Spare electrode for HI 98121, HI 98127, HI 98128, HI 98129 and HI 98130
Spare pH electrode, with Teflon ® junction, 2 m (6.6') cable, for general purpose, water treatment and agriculture.
Hanna Instruments Replacement Electrode for DiST 5 Waterproof Low Range EC/TDS/Temperature Tester