HI 7639 In-line Conductivity Probe with Platinum Ring, Pt100 Sensor and 3 m Cable In-line Conductivity Probe with Platinum Ring, Pt100 Sensor and 3 m Cable. These conductivity probes combine the proven four-ring potentiometric method of measuring conductivity with platinum sensors. The universally acclaimed four-ring method provides an exceptionally stable measurement over a wider range. These probes do not suffer polarization, nor do ... Read More »

HI 7638 In-line Conductivity Probe with Platinum Ring, NTC Sensor and 3 m Cable In-line Conductivity Probe with Platinum Ring, NTC Sensor and 3 m Cable. These conductivity probes combine the proven four-ring potentiometric method of measuring conductivity with platinum sensors. The universally acclaimed four-ring method provides an exceptionally stable measurement over a wider range. These probes do not suffer polarization, nor do ... Read More »

HI 102 In-line pH Electrode In-line pH Electrode Read More »