Optimization of Phenolic Compound Extraction from Chinese Moringa oleifera Leaves and Antioxidant Activities

Table 1

Total quality, TF purity, TF quality, and TF yield of isolated fractions.

Item	Total quality (mg)	TF content (mg RE/g)	TF quality (mg)	TF yield (%)
Petroleum ether fraction	303.52 ± 35.84	107.22 ± 1.93	32.54	1.84
Ethyl acetate fraction	648.21 ± 22.57	375.89 ± 5.24	243.66	13.77
n-Butanol fraction	3067.25 ± 207.17	466.01 ± 12.92	1429.34	80.75
Water fraction	5981.16 ± 209.16	5.53 ± 1.38	32.60	1.84
BA	1118.41 ± 89.34	7.64 ± 0.81	8.50	0.61
BB	784.25 ± 21.44	765.76 ± 6.47	600.58	42.96
BC	457.54 ± 38.13	713.94 ± 3.79	326.64	23.36
BD	208.82 ± 24.20	594.20 ± 7.25	124.08	8.88
BB1	324.76 ± 27.85	642.92 ± 8.40	208.79	10.70
BB2	246.95 ± 21.39	962.6 ± 3.92	237.81	13.44