isoionic point


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i·so·i·on·ic point

the pH at which a zwitterion has an equal number of positive and negative charges; in water and in the absence of other solutes, this is the isoelectric point.
Farlex Partner Medical Dictionary © Farlex 2012

isoionic point

The pH at which a solution of ionized material has as many negative as positive ions.
See also: point
Medical Dictionary, © 2009 Farlex and Partners
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