A fluid @C01172@ system of two or more components, e.g. a protein sol, a gold sol, an @E02065@, a @S06194@ solution above the @C01395@.
Source: 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 606 [Terms] [Paper]