
Universal ISE Sodium (Na⁺) — Half-cell, OD 12 mm, BNC
NT Sensors


Universal half-cell Ion Selective Electrode for Calcium (Ca²⁺) measurement. OD 12 mm format with 1 m BNC cable, compatible with any standard ISE meter.
Measured Ion
Calcium (Ca²⁺)
Electrode Format
Single ION Probe (OD 12 mm)
Outer Diameter (mm)
12 mm
Nernstian Slope (mV/decade)
+24 ± 5
Concentration Range (mg/L)
0.4 – 4000 mg/L
ISE pH Operating Range
3.4 – 8
Response Time (s)
< 60 s
ISE Accuracy
±8%
Cable Length
1 m
Sent directly to NT Sensors
Sent directly to NT Sensors
Connector Type
BNC