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GC Analysis of Organophosphorus Pesticides (OP-Pest) on SLB®-5ms after SPME using 60 μm Carbowax® Fiber

GC Analysis of Organophosphorus Pesticides (OP-Pest) on SLB®-5ms after SPME using 60 μm Carbowax® Fiber


sample/matrix Organophosphate pesticides at 10ppb in 0.2M phasphate buffer, pH 7, with 25% NaCl, 9mL in 10 mL vial
desorption process 2 min at 250C, splitless for 0.75 min then opened
extraction 30 min. direct immersion with agitation using CombiPal autosampler
SPME fiber 60 µm Carbowax(PEG) (57354-U)
column SLB-5ms 30 m x 0.25mm I.D., 0.5 µm film
oven 60C(1 min) to 215C @ 20C/min to 290C @ 6C/min (1 min)
carrier gas Helium, 1mL/min constant flow
inj. temp. Splitless/split with 0.75mm ID liner and Merlin Microseal
detector ITMS m/z=50-326 @ 0.6 musec per scan, transfer line 310C


Categories Analytical Chromatography, Food & Beverage Analysis, SPME Applications, GC Applications, Pesticide and Metabolite Residues, Pesticides, Applications (Chromatograms)
Featured Industry Agriculture
Chemicals and Industrial Polymers
Food and Beverages
Legal Information SPB is a registered trademark of Sigma-Aldrich Co. LLC, Carbowax is a registered trademark of Union Carbide
Other Notes Complementary products:
Gas Purification and Gas Management
Inlet Liners, Glass Wool, and Specialized Hand Tools
Septa and Specialized Hand Tools
Column Ferrules, Nuts, and Specialized Hand Tools
suitability application for SPME, application for GC


  • Carboxin
  • Diazinon
  • Dimethoate
  • Disulfoton
  • Famophos
  • Fenamiphos
  • Malathion
  • Merphos
  • Methyl parathion
  • Parathion
  • Phorate
  • Sulfotep
  • Terbufos
  • Thionazin
  • Triethyl thiophosphate


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