Validation of a RP-HPLC-DAD Method for Chamomile (Matricaria recutita) Preparations and Assessment of the Marker, Apigenin-7-glucoside, Safety and Anti-Inflammatory Effect

Table 3

Intra- and interday repeatability presentation for apigenin 7-glucoside standard and chamomile drug, extract, and cream ().

Samples	Parameters
	Area	%RSD	Concentration (µg/mL)	%RSD
Repeatability
Standard	1059493	0.41	29.65	0.38
Drug	1057617	2.86	29.60	2.66
Extract	1137418	0.94	31.68	0.88
Cream	1113728	0.62	31.07	0.58
Interday
Standard	1062089	0.29	29.75	0.27
Drug	1079774	2.60	30.22	2.44
Extract	1140878	1.10	31.83	1.04
Cream	1148719	1.37	32.03	1.30