extraction coefficient

ex·trac·tion co·ef·fi·cient

the percentage of a substance removed from the blood or plasma in a single passage through a tissue; for example, the extraction coefficient for p-aminohippuric acid (PAH) in the kidney is the difference between arterial and renal venous plasma PAH concentrations, divided by the arterial plasma PAH concentration.

ex·trac·tion co·ef·fi·cient

(ek-strak'shŭn kō-ĕ-fish'ĕnt)
The percentage of a substance removed from the blood or plasma in a single passage through a tissue.
References in periodicals archive ?
Tadalafil Recovery After Extraction: Drug-Free Human Serum Was Spiked With Tadalafil at Different Concentrations and Extraction Coefficient Calculated Concentration Average Extraction (ng/mL) Coefficient (%) (n=3 for each level) 10 76.