. Author manuscript; available in PMC: 2024 Aug 1.

Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2023 Jul 5;1228:123815. doi: 10.1016/j.jchromb.2023.123815

Table 4: Recovery and matrix effect of quality control samples (n=6).

Compound	Nominal Concentration (ng/ml)	Mean Recovery (%) ± SD	Mean matrix effect (%)
PGP (270/173)	0.01	98.63 ± 7.17	10
	0.07	92.66 ± 2.87	−12.7
	0.25	100.43 ± 17.23	−14.16
	2.5	96.62 ± 5.25	−1.7
	25	100.47 ± 3.09	3.6
	50	96.61 ± 8.70	−6.6
AcPGP (312/140)	0.01	91.26 ± 17.14	27.18
	0.07	98.57 ± 5.44	5.44
	0.25	104.85 ± 14.53	−1.85
	2.5	97.59 ± 10.75	−4.91
	25	101.09 ± 14.52	0.97
	50	98.08 ± 2.93	3.5