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Intellical ISENA381 is a digital, combination, sodium ion selective electrode (ISE) with a refillable double junction reference and built-in temperature sensor. The electrode measures sodium concentration in water samples. A 59 mL bottle of 0.02 M NH4Cl Electrode Filling Solution is included with the probe.The laboratory version of this ISE is shockproff with its Zeonor plastic body.The Intellical ISENA381 probe is available with a 1 or 3 meter cable and is intended for laboratory use. The ISENA381 is ideal for measuring sodium concentrations in wastewater, drinking water and general water quality applications.
Provides fast, stable, and accurate response
Ultimate traceability in measurement history
User alerted when re-calibration is needed
Can be moved between meters without the need to re-calibrate or re-enter measurement settings