Quantification Analysis of 13 Organic Components and 8 Inorganic Elements in Angelica Sinensis Radix and Its Different Parts Combined with Chemical Recognition Pattern

Table 4

Analytical parameters of the quantitation method.

No.	Compound	Linear	R^2	Range (μg/ml)	LOD (ng/ml)	LQD (ng/ml)	Precision (RSD, %)		Stability (RSD, %)	Reproducibility (RSD, %)	Recovery
							Intra-day	Inter-day			Low		Medium		High
											Average (%)	RSD (%)	Average (%)	RSD (%)	Average (%)	RSD (%)
1	Chlorogenic acid	Y = 6001.7X + 0.0229	0.9999	0.339–21.7	1.90	5.76	0.32	0.10	0.66	0.71	97.32	1.12	98.60	1.12	98.33	1.02
2	Caffeic acid	Y = 23817X − 0.008	0.9999	0.12–7.7	0.71	2.15	0.25	0.21	0.39	0.45	99.28	1.09	99.28	0.75	101.23	0.56
3	Vanillin	Y = 24882X − 1.2387	1.000	0.244–15.6	4.23	12.81	0.71	0.19	0.58	0.81	102.64	0.98	100.1	1.08	100.76	0.33
4	Ferulic acid	Y = 5998X − 2.345	0.9998	0.53–67.8	3.2	9.68	0.48	0.22	0.42	0.77	98.29	1.36	101.21	0.89	101.28	0.49
5	Senkyunolide I	Y = 31125X + 0.9982	1.000	0.177–22.6	4.27	12.58	0.49	0.35	0.61	0.79	100.02	1.02	99.84	1.54	100.99	0.77
6	Senkyunolide H	Y = 30991X + 1.0871	0.9999	0.116–7.5	2.17	6.63	0.51	0.87	0.82	1.09	101.25	0.98	102.78	1.42	99.87	0.82
7	Coniferyl ferulate	Y = 5109X + 2.9871	0.9997	2.725–174.4	2.32	6.98	0.32	10.32	1.98	1.77	97.33	2.39	101.55	2.99	96.25	3.98
8	Senkyunolide A	Y = 4768.1X + 1.216	0.9999	0.661–84.6	0.43	12.3	0.88	6.87	1.67	1.87	98.32	2.01	98.86	2.08	102.34	2.11
9	Butylphthalide	Y = 13452X + 0.3876	0.9998	0.174–11.2	1.07	3.22	0.58	7.21	0.89	1.26	98.29	1.87	99.22	1.76	98.76	2.88
10	Butylidenephthalide	Y = 15552x + 0.987	0.9998	0.322–41.2	1.06	3.22	1.21	9.34	0.98	1.88	97.49	2.34	97.33	1.08	99.23	3.72
11	Z-ligustilide	Y = 10008X − 1.8766	0.9998	0.745–95.4	1.40	5.14	0.88	10.38	2.36	1.87	96.11	1.59	96.07	3.09	96.11	3.77
12	Neocnidilide	Y = 16987x − 0.0087	0.9998	0.247–31.6	1.56	4.72	0.59	9.28	0.77	1.12	98.34	2.34	98.28	1.49	98.76	2.34
13	Levistilide A	Y = 15992X + 0.4871	0.9998	0.248–15.9	0.71	2.12	0.76	8.77	0.99	1.65	95.82	1.89	99.65	1.09	99.12	2.97
14	Na	Y = 1.3332X + 0.1325	0.9996	0∼100	12.3	38.1	0.98	1.30	2.33	1.46	98.45	1.02	97.32	3.01	101.22	1.33
15	Mg	Y = 0.0607X + 0.0010	0.9992	0∼100	6.60	20.1	1.2	0.99	2.1	2.08	99.35	1.13	102.08	1.63	100.49	1.09
16	K	Y = 0.0046X + 2.2888e − 4	0.9999	0∼100	24.1	74.7	0.45	0.76	1.58	1.47	102.43	2.32	98.23	1.99	102.33	1.29
17	Ca	Y = 2.0325X + 0.0154	0.9998	0∼100	0.90	2.70	0.98	0.38	0.88	1.88	101.21	1.79	102.89	2.71	99.45	0.98
18	Mn	Y = 4.5207X + 0.0802	1.000	0∼100	14.2	42.7	1.26	1.33	1.22	2.05	100.92	1.22	96.33	1.68	97.35	1.76
19	Fe	Y = 14.5814X + 0.0172	0.9996	0∼100	0.40	1.20	0.94	0.96	1.76	2.31	101.24	0.98	98.25	2.38	98.78	1.32
20	Cu	Y = 10.7285X + 0.0369	0.9999	0∼100	0.60	1.80	0.57	0.77	1.39	1.87	99.73	1.01	101.29	3.09	101.22	0.87
21	Zn	Y = 0.8232X + 0.0520	0.9998	0∼100	4.30	13.1	1.02	1.03	2.48	1.59	97.65	1.04	103.19	3.18	100.21	0.79