anion-exchange resin

noun

an·​ion-ex·​change resin

: an ion-exchange resin that contains basic chemical groups for exchanging anions

In strongly alkaline mobile phases, sugar anions are separated on a positively charged strong anion-exchange resin.

—Alfred Steinbach and Andrea Wille, Food Engineering & Ingredients, 1 Oct. 2008

compare cation-exchange resin

Word History

First Known Use

1941, in the meaning defined above

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