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METTLER TOLEDO™ InLab™ Viscous pH Electrodes

A glass pH electrode with an integrated temperature sensor featuring the SteadyForce™ reference system, which is pressurized to prevent the junction from clogging.

Manufacturer:  METTLER TOLEDO™ 51343151

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Catalog No. 01-911-440



  • For use with METTLER TOLEDO SevenExcellence and SevenCompact meters as well as other brands. Connection cables may be required.
  • Intelligent Sensor Management (ISM) electrodes capture and save calibration data, which is then automatically recognized by the meter once connected.
  • Capture electrode calibration and results with LabX software, designed for advanced data management and 21CFR part 11 regulatory compliance.
  • Compatible with InMotion Autosampler to automate measurement and cleaning of up to 303 samples.

Featured Applications

  • Cosmetics
  • Gels, soaps, shampoos
  • Resins
  • Paints
  • Varnishes and glues
  • Colorants and dyes
  • Oily samples
  • TRIS compatible

Accessories & Care

  • Ceramic Junction and non-refillable - no additional electrolyte required
  • Store in 3M KCl (51350072) or InLab Storage Solution (30111142)
  • Recommended for use with METTLER TOLEDO buffers (Sachets: 51302080, Bottles: 63056116)


pH Electrode InLab Viscous Pro-ISM
12 mm
Highly viscous, highly glutinous samples
40 mm
InLab™ Viscous Pro-ISM
3 mol/L KCl
0°C to 100°C
0°C to 130°C
0 to 14
0.5 in.
Multi-Pin to BNC/RCA (30281896)
1.57 in.
HA Glass
Integrated NTC 30 kω Temp Probe
32°F to 266°F
Combination Electrode, Integrated Temperature Probe, Intelligent Sensor Management (ISM) Technology
Product Certifications