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sembly EasytoMaintain Mass Analyzer 應(yīng)用 GC/MS Applications ? Environment — Air, Water and soil for pesticides, herbicides, semivolitiles, etc. ? Pharmaceutical — Enantiomers in biologically active pounds ? Petroleum — Crude oil, gasoline, diesel fuel for PAH, additives, etc. ? Chemical — Raw material and synthesized pounds for trace impurities ? Forensic — Blood and urine for drug of abuse ? Food/Flavors — Pesticide in foods, isolation of flavor, etc. ? University Research — Organic synthesis PAHs in Diesel Fuel Organophosphorus Pesticides Pesticide Residues in Agricultural Products Volatile Organic Compounds in Water 。 Chemical Ionization Mass Analyzer: Magic Sector Mass Analyzer: External Source/Quadrupole Mass Analyzer: The Quadrupole Ion Trap Top endcap Bottom Endcap Ring Electrode GC column inlet Filament assembly Ion Multiplier Detector Fo Ion Detection: Electron Multiplier ? Sn/SnO or Pb/PbO doped glass funnel ? Shower of electrons is released when an ion strikes the wall ? The amplified ion current is sent to the electronic circuit and converted to a voltage signal ? 105~