The sum of all the separate ion currents carried by the different ions contributing to the spectrum.
Source: Orange Book, 2nd ed., p. 206 [Terms] [Book]
Citation: 'after mass analysis' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.A00179 RISBibTexEndNote