Definitions for ion exchange
Random House Webster's College Dictionary
the process of reciprocal transfer of ions between a solution and a resin or other suitable solid.
Origin of ion exchange:
a process in which ions are exchanged between a solution and an insoluble (usually resinous) solid; widely used in industrial processing
the reversible process whereby ions are exchanged between a solution and a solid or gel; the process used in a water softener
U.S. National Library of Medicine
Reversible chemical reaction between a solid, often one of the ION EXCHANGE RESINS, and a fluid whereby ions may be exchanged from one substance to another. This technique is used in water purification, in research, and in industry.
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