Barrier film protected, and mixed solvent optimized micro-scale membrane extraction of methyl carbamate pesticides

Liquid membrane extraction in analytical sample preparation

Jan Åke Jönsson, Lennart Mathiasson · TrAC Trends in Analytical Chemistry · 1999 · 263 citations

Engineering, Chemical Engineering, Chemistry +14

Application of liquid-phase microextraction and on-column derivatization combined with gas chromatography–mass spectrometry to the determination of carbamate pesticides

Jie Zhang, Hian Kee Lee · Journal of Chromatography A · 2006 · 145 citations

Pharmacy, Toxicology, Analytical Chemistry +16

Optimization of microwave-assisted extraction and supercritical fluid extraction of carbamate pesticides in soil by experimental design methodology

Lei Sun, Hian Kee Lee · Journal of Chromatography A · 2003 · 117 citations

Engineering, Chemical Engineering, Soil Sciences +15

Automated dynamic liquid–liquid–liquid microextraction followed by high-performance liquid chromatography-ultraviolet detection for the determination of phenoxy acid herbicides in environmental waters

Jingming Wu, Kim Huey Ee, Hian Kee Lee · Journal of Chromatography A · 2005 · 107 citations

Natural Sciences, Chemistry, Analytical Chemistry +14

Automated hollow fiber-protected dynamic liquid-phase microextraction of pesticides for gas chromatography–mass spectrometric analysis

Li Hou, Gang Shen, Hian Kee Lee · Journal of Chromatography A · 2003 · 105 citations

Natural Sciences, Chemical Engineering, Chemistry +12