pH Electrode

pH Electrode

  • pH Range: 0 to 14
  • Precision: 0.01
  • Connector: WP- waterproof BNC

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Precisely perform pH determinations with the Thermo Scientific Orion 8156BNUWP ROSS Ultra pH Electrode, a general purpose, top performance, epoxy body combination electrode.


1 meter cable


  • pH buffers(pH 7 ±1 to 3 pH units),beakers, plastic or glass
  • Magnetic stirrer or Orion stirrer probe
  • Distilled or deionized water

Compatible with

BNWP connector is compatible with any standard BNC connector both on Thermo Scientific Orion Star Series meters and competitive meter models.

All Thermo Orion electrodes are available on request.

Item DescriptionGeneral purpose epoxy body combination electrode; 120 x 12mm
pH Range0 to 14
MaterialEpoxy body
JunctionGlass Fiber
Filling Solution Type3M KCl
Connector TypesWP- waterproof BNC
Internal ReferenceROSS
Cable Length39 in.
Operating Temperature32° to 212°F
0° to 100°C
Warranty2 years