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Thermo Scientific

Orion™ 8172BNWP ROSS® Sure-Flow® pH electrode

In stock
Orion™ 8172BNWP ROSS® Sure-Flow® pH electrode


1-14 days Lead time


Orion™ 8172BNWP ROSS® Sure-Flow® pH electrode



This general purpose pH electrode offers superior performance for dirty, difficult samples such as soils, sludges, colloids, viscous materials and organics. Junction cleans easily between measurements; pressing down on the cap allows filling solution to flow through the junction carries away any contamination that may interfere with measurement.


  • Non-clogging Sure-Flow® system
  • High performance for QC and research
  • Chemical resistant glass body


Technical Specifications:
pH Range 0-14 pH
Precision 0.01 pH
Temperature Range 0° to 100°C / 32° to 212°F
Material Glass body
Internal Reference ROSS
Filling Solution 3M KCl (Orion Cat. No. 810007)
Dimensions Length – 120mm / Depth – 12mm
Cap Diamter 16mm
Connector Type BNC Waterproof
Includes Detachable bulb guard, 2 x 69 mL bottles of Orion ROSS electrode fill solution
Applications Biological/Pharmaceutical – TRIS buffer, proteins, enzymes
Emulsions – Foods, cosmetics, oils
Emulsions – Petroleum products, paint
General Purpose – Most sample types
High Ionic Strength – Acids, bases, brines, pH > 12 or pH < 2
Low Ionic Strength


Additional information

Weight 0.500 kg
Dimensions 25 × 10 × 10 cm


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