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Table 3 Parameters of the overall extraction curves performed at 313 K

From: Supercritical fluid extraction of polyphenols from lees: overall extraction curve, kinetic data and composition of the extracts

Pressure (MPa) Dynamic extraction time (h) Flow rate of CO2 (10−5 kg/s) Flow rate of ethanol (10−5 kg/s) Total flow rate of solvent (10−5 kg/s)
20 8 11.3 ± 0.1 1.25 12.6 ± 0.1
8 11.4 ± 0.1 1.26 12.7 ± 0.1
35 8 11.3 ± 0.1 1.25 12.6 ± 0.1
6 8.6 ± 0.5 0.95 9.6 ± 0.5