Pharmacokinetic and Bioavailability Studies of Embelin after Intravenous and Oral Administration to Rats

Table 2

Stability of embelin (n=6).

Concentration (μg mL^−1)	Freeze thaw cycles		Autosampler for 24 hours		-20°C for 1 month
	Accuracy; (%)	RSD; (%)	Accuracy; (%)	RSD; (%)	Accuracy; (%)	RSD; (%)
0.4	96.4	9.87	79.7	4.17	76.8	3.57
1.2	77.9	6.17	82.3	2.72	93.9	2.35
4	103	9.37	84.5	9.27	89.6	5.86
40	116	2.54	118	5.32	103	3.52