potentiometer 

https://doi.org/10.1351/goldbook.P04789
  1. In electronics, a sensitive voltage measuring device based on a null technique which provides infinite impedance at null.
  2. In chemistry, potentiometric methods involve the measurement with a potentiometer of voltage generated in a cell. A high impedance digital voltmeter is often used today as a convenient alternative to a potentiometer.
Source:
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2207 [Terms] [Paper]
Citation: 'potentiometer' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.P04789 RIS BibTex EndNote
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Last revised: February 24, 2014