UIS Commission on Karst Hydrogeology and Speleogenesis
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Glossary

Glossary of Karst and Cave Terms

exchange capacity
1. The amount of exchangeable ions measured in moles of ion change per kilogram of solid material at a given pH. Synonymous with ion exchange capacity [22]. 2. The total ionic charge of the adsorption complex active in the adsorption of ions [22]. See also cation-exchange capacity.