Table 7 Comparison of the extraction yield of TC, TPC, and antioxidants activity (FRAP, ABTS, DPPH) of carrot rejects extracts obtained with MAE, UAE, and CSE.

From: Green extraction of bioactive components from carrot industry waste and evaluation of spent residue as an energy source

Analysis

Experimental conditions

TC (mg carotenoids/100 g DW)

TPC (g GAE/100 g DW)

FRAP (mM TE/100 g DW)

ABTS (mM TE/100 g DW)

DPPH (mM TE/100 g DW)

MAE

50 °C, 5 min, and solid to solvent (1:40)

192.81 ± 0.32

78.12 ± 0.35

5889.63 ± 0.47

1143.65 ± 0.81

823.14 ± 0.54

UAE

50 °C, 5 min, and solid to solvent (1:40)

108.31 ± 0.45

58.72 ± 0.31

4771 ± 0.34

780.34 ± 0.56

667.05 ± 0.35

CSE

50 °C, 1 h, and solid to solvent (1:40)

97 ± 0.91

68.71 ± 0.87

3998 ± 0.45

670 ± 0.34

570.23 ± 0.67

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