Table 3.

Recovery studies of crypto-chlorogenic acid, isoquercetin, and astragalin.

Compound	Serial number	Theoretical value (ng)	Amount found* (ng)	Recovery*(%)
Crypto-chlorogenic acid	1	383.47	370.52 ± 8.60	98.67 ± 1.17
	2	393.06	392.69 ± 7.15	99.75 ± 2.75
	3	403.38	402.07 ± 7.89	97.79 ± 3.23
Average				98.73
Isoquercetin	1	325.82	317.49 ± 5.51	98.73 ± 1.74
	2	335.11	328.92 ± 3.92	97.68 ± 1.65
	3	343.64	341.02 ± 3.00	98.43 ± 0.89
Average				98.28
Astragalin	1	287.89	288.21 ± 4.59	100.04 ± 0.90
	2	298.45	298.68 ± 2.74	99.60 ± 1.16
	3	279.59	276.14 ± 6.82	99.32 ± 2.92
Average				99.65

*Expressed as mean ± SD (n = 3).