The mixing of two phases with the formation of one new homogeneous phase (i.e. the solution).
Sources: Orange Book, 2
nd ed., p. 83 [
Terms] [
Book]
PAC, 1994,
66, 577. (
Definitions of terms relating to phase transitions of the solid state (IUPAC Recommendations 1994)) on page 581 [
Terms] [
Paper]