Caffeine recovered (mg of caffeine in the extract/mg of caffeine in green tea leaves × 100) at different extraction times corresponding to the static-SFE of green tea leaves using different cosolvents. Extraction conditions: 30 MPa, 343K, 210 min.
Caffeine recovered (mg of caffeine in the extract/mg of caffeine in green tea leaves × 100) at different extraction times corresponding to the static-SFE of green tea leavesusing different cosolvents. Extraction conditions: 30 MPa, 343K, 210 min.