Multiresidue Pesticides Analysis of Vegetables in Vietnam by Ultrahigh-Performance Liquid Chromatography in Combination with High-Resolution Mass Spectrometry (UPLC-Orbitrap MS)

Table 1

Short-term and long-term stabilities of retention time of three target analytes in the standard solution and in the real matrix.

No	Analytes	Retention time (min)	Standard solution		Matrix-match solution
			RSD (short term, ) (%)	RSD (long term, ) (%)	RSD (short term, ) (%)	RSD (long term, ) (%)
1	Carbofuran	8.03	0.18	0.53	0.19	0.31
2	Azoxystrobin	13.49	0.06	0.25	0.27	0.36
3	Pyridaben	19.54	0.09	0.18	0.10	0.22