Simultaneous Quantification of Flavonol Glycosides, Terpene Lactones, Biflavones, Proanthocyanidins, and Ginkgolic Acids in Ginkgo biloba Leaves from Fruit Cultivars by Ultrahigh-Performance Liquid Chromatography Coupled with Triple Quadrupole Mass Spectrometry

Table 4

Precision, repeatability, stability, and recovery of the 24 target compounds.

Analytes	Precision (RSD, %)				Recovery (%, 𝑛 = 3)
	Intraday  (𝑛 = 6)	Interday  (𝑛 = 6)	Repeatability; (RSD, %, 𝑛 = 6)	Stability; (RSD, %, 𝑛 = 6)	Mean	RSD (%)
1	3.40	3.66	4.56	3.40	104.3	5.33
2	1.91	2.30	6.19	5.68	97.8	5.57
3	4.60	4.82	4.12	2.68	95.7	4.71
4	2.28	2.56	3.12	2.29	95.6	5.81
5	6.28	6.30	4.05	4.29	97.4	4.56
6	3.46	3.63	3.76	2.11	104.5	4.50
7	3.70	3.86	4.71	1.78	95.6	3.68
8	2.58	3.01	5.07	2.76	98.4	2.66
9	2.10	2.32	5.12	4.67	98.8	2.98
10	2.27	2.50	3.24	2.00	97.9	3.68
11	2.36	2.63	5.69	2.99	96.7	3.58
12	4.20	4.36	4.17	4.79	98.5	5.04
13	2.80	3.01	4.66	3.78	96.6	4.68
14	4.09	4.32	3.69	5.46	104.9	4.78
15	3.89	4.11	4.12	2.68	103.8	4.21
16	3.67	3.80	3.88	2.95	97.6	5.06
17	2.78	2.89	3.63	2.74	96.6	3.84
18	2.59	2.65	3.87	4.11	103.7	3.22
19	3.76	3.88	3.49	4.19	103.3	4.45
20	4.44	4.86	5.21	0.76	102.9	4.51
21	3.23	3.65	3.69	3.51	98.6	3.08
22	3.12	3.71	5.31	3.49	94.1	3.69
23	2.53	2.67	5.66	3.16	96.7	4.06
24	2.93	3.16	5.47	4.61	102.8	3.01