One which refers to a single entity (particle) of a system.
Source: PAC, 1986, 58, 437. (Interphases in systems of conducting phases (Recommendations 1985)) on page 441 [Terms] [Paper]
Citation: 'entitic quantity' 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.E02146 RISBibTexEndNote