Daniel Leung

Application of Ultrahigh-Performance Liquid Chromatography and Electrospray Ionization Quadrupole Orbitrap High-Resolution Mass Spectrometry for Determination of 166 Pesticides in Fruits and Vegetables

Jian Wang, Willis Chow, Daniel Leung · Journal of Agricultural and Food Chemistry · 2012 · 130 citations

Pesticide-residue Analysis, Sample Treatment, Food Chemistry +18

Analyses of macrolide antibiotic residues in eggs, raw milk, and honey using both ultra‐performance liquid chromatography/quadrupole time‐of‐flight mass spectrometry and high‐performance liquid chromatography/tandem mass spectrometry

Jian Wang, Daniel Leung · Rapid Communications in Mass Spectrometry · 2007 · 103 citations · Full text

Determination of Five Macrolide Antibiotic Residues in Eggs Using Liquid Chromatography/Electrospray Ionization Tandem Mass Spectrometry

Jian Wang, Daniel Leung, Fred Butterworth · Journal of Agricultural and Food Chemistry · 2005 · 90 citations

Biological Mass Spectrometry, Macrolide Antibiotics, Drug Resistance +20

Development and Validation of a Multiclass Method for Analysis of Veterinary Drug Residues in Milk Using Ultrahigh Performance Liquid Chromatography Electrospray Ionization Quadrupole Orbitrap Mass Spectrometry

Jian Wang, Daniel Leung, Willis Chow et al. · Journal of Agricultural and Food Chemistry · 2015 · 70 citations

Pharmaceutical Science, Residue (Chemistry), Multiclass Method +16

The challenges of developing a generic extraction procedure to analyze multi‐class veterinary drug residues in milk and honey using ultra‐high pressure liquid chromatography quadrupole time‐of‐flight mass spectrometry

Jian Wang, Daniel Leung · Drug Testing and Analysis · 2012 · 65 citations · Full text