Determination of Organophosphorus Pesticides in Underground Water by SPE-GC-MS

JOURNAL OF CHROMATOGRAPHIC SCIENCE

OXFORD UNIV PRESS INC

1. Education Commission Natural Science Foundation of Shandong Province [JO7WZ05]
2. Qingdao Technological University Research Startup Grant [c2007-008]
3. National Natural Science Foundation of China [40706049]