Determination of UDP-Glucose and UDP-Galactose in Maize by Hydrophilic Interaction Liquid Chromatography and Tandem Mass Spectrometry

Table 2

Calibration curves and LOD and LOQ of UDP-galactose and UDP-glucose.

Analytes	Linear equation	Correlation coefficient (r^2)	Limit of detection (ng·mL^−1)	Limit of quantification (ng·mL^−1)	Matrix effect (%)
UDP-glucose	y = 5.83231x − 60.3490	0.9982	0.50	1.67	11.75
UDP-galactose	y = 4.22794x + 25.4917	0.9991	0.70	2.33	15.63