Antiinflammatory and Anticancer Properties of Grewia asiatica Crude Extracts and Fractions: A Bioassay-Guided Approach

Table 4

Accuracy validation of analytical method three phenolic acids and four flavonoids from G. asiatica different fruit fractions.

Marker substance	Standard additions; μg/mL	% recovery			Mean	% CV
		Day 1	Day 2	Day 3
Catechin	200	97.1	97.9	99.4		1.18
	400	101.2	98.7	100.7		1.31
	500	101.3	102.9	100.2		1.33
Chlorogenic acid	200	97.2	97.9	99.1		1.02
	400	99.3	99.8	102.4		1.15
	500	103.4	101.4	102.9		1.01
Caffeic acid	200	101.3	99.1	104.3		2.57
	400	103.5	104.3	100.5		1.94
	500	100.5	103.3	105.6		2.47
Morin	200	97.4	98.0	100.5		1.66
	400	99.9	97.3	101.2		1.99
	500	100.9	103.4	105.3		2.13
Quercetin	200	99.0	103.3	97.8		2.88
	400	98.9	101.4	96.2		2.63
	500	104.5	105.4	102.4		1.46
Myricetin	200	96.0	100.3	101.8		3.02
	400	99.9	102.4	97.2		2.60
	500	99.5	101.4	104.4		2.42
Liquiritigenin	200	98.0	100.3	96.8		1.79
	400	97.9	100.4	105.2		3.65
	500	100.5	103.4	102.4		1.43

Values shared are of triplicates. Percent coefficient of variation (% CV); .