Terpenoids and Bio-Functions of Essential Oils Hydrodistilled Differently from Freshly Immature and Mature Blumea balsamifera Leaves

Table 5

Antioxidant capacities of essential oils from immature and mature leaves of B. balsamifera with different hydrodistillation periods.

Treatment		(μg trolox/100 g FW)
Maturity	Time	DPPH	ABTS
Immature		67.89 ± 6.41^a	224.86 ± 41.64^a
Mature		60.39 ± 7.29^b	190.12 ± 46.17^b
F-test (maturity)
	0–6 hrs	70.96 ± 4.78^a	276.24 ± 18.31^a
	6–12 hrs	63.80 ± 5.99^b	200.22 ± 21.81^b
	12–18 hrs	62.92 ± 8.41^b	180.92 ± 26.74^c
	18–24 hrs	58.87 ± 7.36^b	172.57 ± 19.51^c
F-test (time)
(Maturity × time)		ns	Ns
Immature	0–6 hrs	72.48 ± 4.90^a	288.23 ± 17.37^a
	6–12 hrs	67.55 ± 4.51^ab	219.76 ± 4.16^c
	12–18 hrs	67.12 ± 10.81^ab	203.66 ± 15.11^cd
	18–24 hrs	64.40 ± 3.68^ab	187.78 ± 13.79^de
Mature	0–6 hrs	69.44 ± 5.12^ab	264.25 ± 10.26^b
	6–12 hrs	60.05 ± 5.22^bc	180.68 ± 5.13^e
	12–18 hrs	58.71 ± 2.66^bc	158.18 ± 2.88^f
	18–24 hrs	53.35 ± 5.52^c	157.37 ± 8.26^f
F-test
C.V. (%)		8.98	5.24

Data are expressed as mean ± SD (n = 3). Values in the same column followed by different letters indicate significant differences at  < 0.05 according to Duncan’s multiple range test; ns: not significant, :significant at  < 0.05, and : significant at  < 0.01 level.