The analytical composition of a @[email protected], expressed in terms of the proportion of a designated solute in a designated solvent, is the solubility of that solute. The solubility may be expressed as a concentration, molality, @[email protected], @[email protected] ratio, etc.
Orange Book, 2nd ed., p. 84 [Terms] [Book]
See also:
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2214 [Terms] [Paper]