This combination pH electrode is especially made for measurements in very small volumes, such as microtiter plates, by requiring an immersion depth of only 7 mm! It is also ideally suited for solutions containing protein, as Protelyte electrolyte that prevents clogging of the diaphragm.


  • Ideally suited for solutions containing protein as Protelyte prevents clogging of the diaphragm
  • 3 mm shaft below for measurements in very small volumes (e.g. microtiter plates)
  • Immersion depth of only 7 mm required
  • Refillable
  • Serial number, certificate

Accessories for the BioTrode


Hamilton's knowledge base provides a range of explanatory articles, frequently asked questions, and document downloads.
Contact us

We're Ready to Help

Hamilton's sales, customer service, and technical support staff are available for questions and additional information about all products and services.

Contact Us