In Vitro Antioxidant, Cytotoxic Activities, and Phenolic Profile of Senecio glaucus from Saudi Arabia

Table 4

Analytical results of accuracy, intraday, and interday precision.

Analyte	Con. (μg/mL)	Intraday (n = 3)		Interday (n = 3)
		RSD (%)	Accuracy (%)	RSD (%)	Accuracy (%)
GA	0.5	1.94	99.57	3.44	97.54
	5	3.45	98.68	4.10	98.27
	20	2.61	97.77	1.53	98.26
VA	0.5	1.18	100.69	2.12	96.30
	5	2.87	98.10	2.32	98.71
	20	1.13	97.63	3.10	99.73