Research Article

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

Figure 2

Liquid chromatography-tandem mass spectrometry chromatogram of different concentrations UDP-galactose and UDP-glucose. (a) 500 ng/mL, (b) 250 ng/mL, (c) 125 ng/mL, (d) 62.5 ng/mL, and (e) 31.25 ng/mL.