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

Table 4

Calibration curves and correlation of three representative analytes on the LC-Q-Exactive Focus Orbitrap MS.

No	Analytes	tR (min)	Polarity	Regression equation	Correlation coefficient (R^2)
1	Carbofuran	8.03	+	Y = 1.557e7 ∗ X + 8.567e7	0.9989
2	Azoxystrobin	13.49	+	Y = 1.503e7 ∗ X + 8.688e7	0.9980
3	Pyridaben	19.54	+	Y = 2.855e6 ∗ X + 6.367e6	0.9993