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Table 4 Total polyphenolic compound (TPC) from apple pomace with 65% aqueous acetone–35% water v/v at solid/solvent ratio of 1:100 g/mL, under continuous magnetic stirring at 200 rpm

From: Kinetic modelling of the solid–liquid extraction process of polyphenolic compounds from apple pomace: influence of solvent composition and temperature

Temperature (°C)

Time (min)

TPC (mg GAE/g db)

60

0

0

5

8.85 ± 0.35

10

9.05 ± 0.26

15

9.57 ± 0.44

20

10.6 ± 0.43

30

11.1 ± 0.49

40

10.3 ± 0.50

40

0

0

5

7.59 ± 0.35

10

8.11 ± 0.37

15

8.37 ± 0.35

20

8.76 ± 0.20

30

9.37 ± 0.46

40

8.63 ± 0.20

20

0

0

5

7.49 ± 0.29

10

8.07 ± 0.64

15

8.27 ± 0.10

20

8.33 ± 0.46

30

8.98 ± 0.71

 

40

8.76 ± 0.35