An UPLC-MS/MS Method for Simultaneous Quantification of the Components of Shenyanyihao Oral Solution in Rat Plasma

Table 4

Precision and accuracy of the components in rat plasma sample.

Compounds	Concentration (ng/ml)	Intraday ()		Interday ()
		Precision (RSD%)	Accuracy (RE%)	Precision (RSD%)	Accuracy (RE%)
Stachydrine	10.00	4.17	-6.93	3.51	-5.79
	250.00	6.16	2.35	5.18	0.19
	2000.00	1.92	2.69	2.36	3.49
Danshensu	2.00	8.51	-1.41	7.74	2.93
	50.00	4.37	10.51	10.31	-0.86
	400.00	0.25	8.54	3.60	3.97
Chlorogenic acid	0.20	5.42	-7.99	5.25	-3.25
	5.00	3.22	9.48	1.84	10.40
	40.00	0.29	9.97	1.56	11.60
Protocatechuic acid	0.20	5.49	2.87	4.43	4.77
	5.00	0.58	5.73	2.60	7.88
	40.00	1.93	10.72	1.75	9.02
Plantamajoside	0.10	3.91	6.67	4.78	4.19
	2.50	0.48	3.24	6.59	-4.58
	20.00	1.99	6.38	4.65	0.70
Aesculetin	0.20	1.84	8.45	5.95	1.74
	5.00	1.04	10.08	2.09	8.26
	40.00	0.84	6.87	2.91	8.75
Isoquercitrin	0.20	2.61	4.58	3.53	4.19
	5.00	1.01	5.03	0.98	5.00
	40.00	0.76	10.59	1.31	9.82
Ferulic acid	2.00	7.84	5.39	6.91	3.39
	50.00	1.23	7.27	1.20	6.40
	400.00	0.42	5.69	1.48	4.06
Baicalin	10.00	4.77	-3.66	4.74	-4.40
	250.00	4.32	-9.60	4.50	-8.16
	2000.00	3.08	-1.17	4.21	-5.10
Baicalein	2.00	3.87	-5.68	5.62	-5.18
	50.00	1.67	-8.81	4.15	-6.67
	400.00	4.07	-4.66	4.54	-4.53