residence time (hydraulic retention time), \(t_{\text{r}}\)

in biotechnology
https://doi.org/10.1351/goldbook.R05310
The average time a particle or volume element of the culture resides in a @B00662@ (or other device) through which a liquid medium continously flows. @R05309@ of the liquid is the reciprocal of @D01740@.
Source:
PAC, 1992, 64, 143. (Glossary for chemists of terms used in biotechnology (IUPAC Recommendations 1992)) on page 164 [Terms] [Paper]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). Online version (2019-) created by S. J. Chalk. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
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Last revised: February 24, 2014