Study of matrix effect in the juice samples spiked at different concentrations. All samples were diluted with deionized water at a ratio of 1 : 1.

Analytes	Mean relative recovery ± standard deviation (n = 3)
	Fresh apple juice	Peach juice	Pineapple juice	Apple juice	Mango juice	Fresh orange juice
All samples were spiked with each analyte at a concentration of 30 μg L−1
Chlorpyrifos	95 ± 2	97 ± 2	94 ± 3	97 ± 2	92 ± 2	96 ± 2
Haloxyfop-R-methyl	97 ± 2	93 ± 3	96 ± 3	92 ± 2	91 ± 2	91 ± 2
Oxadiazon	96 ± 3	90 ± 3	90 ± 3	90 ± 4	93 ± 4	92 ± 2
Diniconazole	91 ± 2	92 ± 4	91 ± 3	91 ± 3	90 ± 3	97 ± 2
Clodinafop-propargyl	94 ± 3	88 ± 4	93 ± 2	92 ± 2	95 ± 2	96 ± 2
Fenpropathrin	93 ± 2	98 ± 4	94 ± 3	93 ± 3	92 ± 4	93 ± 2
Fenaxaprop-P-ethyl	90 ± 4	94 ± 3	92 ± 4	95 ± 3	89 ± 3	90 ± 3
All samples were spiked with each analyte at a concentration of 60 μg L−1
Chlorpyrifos	95 ± 3	93 ± 2	94 ± 2	97 ± 3	92 ± 3	96 ± 2
Haloxyfop-R-methyl	90 ± 4	90 ± 3	91 ± 2	92 ± 2	89 ± 2	91 ± 3
Oxadiazon	91 ± 2	96 ± 2	92 ± 2	87 ± 3	93 ± 2	89 ± 3
Diniconazole	93 ± 3	92 ± 3	96 ± 2	95 ± 2	85 ± 3	98 ± 3
Clodinafop-propargyl	92 ± 3	87 ± 4	89 ± 2	89 ± 3	94 ± 4	99 ± 2
Fenpropathrin	94 ± 4	98 ± 3	93 ± 2	93 ± 3	92 ± 4	94 ± 2
Fenaxaprop-P-ethyl	97 ± 3	89 ± 2	95 ± 2	91 ± 2	90 ± 3	97 ± 3