Term: working electrode
https://doi.org/10.1351/goldbook.W06686

Definition:
An electrode that serves as a transducer responding to the excitation signal and the concentration of the substance of interest in the solution being investigated, and that permits the flow of current sufficiently large to effect appreciable changes of bulk composition within the ordinary duration of a measurement.

Related Terms:
1) transducer (http://doi.org/10.1351/goldbook.T06437).

Source: Orange Book, 2nd ed., p. 60 (https://media.iupac.org/publications/analytical_compendium/)

Citation: 'working electrode' 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.W06686

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