The plane ideally marking the boundary between two phases.
Note:
The term should not be used synonymously with @I03118@.
Source:
PAC, 1986, 58, 437. 'Interphases in systems of conducting phases (Recommendations 1985)' on page 439 (https://doi.org/10.1351/pac198658030437)
See also:
Orange Book, 2nd ed., p. 251 (https://media.iupac.org/publications/analytical_compendium/)
PAC, 1972, 31, 577. 'Manual of Symbols and Terminology for Physicochemical Quantities and Units, Appendix II: Definitions, Terminology and Symbols in Colloid and Surface Chemistry' on page 583 (https://doi.org/10.1351/pac197231040577)