anion exchange


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anion exchange

n.
A chemical process in which anions are exchanged equally between a solid and a solution.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
It has extensive experience in automated plasmid preps and has always provided innovative solutions and state of the art methods in the field of plasmid midi processing based on anion exchange chromatography.
It was concluded that the anion exchange sorption was involved in removing the chromate anion from the aqueous system into the surface of activated carbon.
Emphaze AEX Hybrid Purifier products combine three 3M technologies--advanced polymer materials, fine fiber nonwovens, and membranes--to deliver a synthetic clarifying product line containing a novel anion exchange nonwoven media and a fine particle, reduction membrane.
Emphaze AEX Hybrid Purifier products combine three unique 3M technologies --advanced polymer materials, fine fiber nonwovens, and membranes--to deliver a synthetic clarifying product line containing a novel anion exchange nonwoven media and a fine particle, reduction membrane.
Purification of the oligonucleotide is done by anion exchange chromatography which is followed by desalting and freezing technique.
Compared with other anion exchange membranes, both nanocomposite membranes containing 5% LDH sheets displayed better balanced performance.
The extractants used include Acetic acid, Sodium acetate buffer (Morgan solution), Ammonium acetate buffer (Modified Morgan's solution), Sodium bicarbonate (Olsen extractant), Acidified ammonium fluoride (Bray - I reagent) and Anion Exchange Resin (AER).
Natrix markets both an anion exchange membrane and cation exchange membrane.
Therefore, we evaluated the performance (i.e., retention and recovery) of different columns, including an anion exchange column, a strong cation exchange column, and a reverse phase column.
Amberlite IRA900 Cl (Dow Chemical Co.), a macroreticular, polystyrene/divinylbenzene strongly alkaline anion exchange resin containing quaternary ammonium groups (amounting to 3.18meq/g of the dry resin), was selected as the macromolecular host material for the CuO deposit.
Membrane is one of the core components of PEMFC, including proton exchange membrane fuel cell membrane (PEMFCM) and anion exchange membrane fuel cell membrane (AEMFCM).