residual current

https://doi.org/10.1351/goldbook.R05311
The current that flows, at any particular value of the @A00424@, in the absence of the substance whose behaviour is being investigated (i.e. in a blank solution).
Source:
PAC, 1985, 57, 1491. (Recommended terms, symbols, and definitions for electroanalytical chemistry (Recommendations 1985)) on page 1499 [Terms] [Paper]