Addition of small amounts of a @H02906@ @C01171@ to a hydrophobic @S05727@ to possibly make the latter more sensitive to @A00182@ by electrolyte.
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 610 [Terms] [Paper]