GC Analysis of Organophosphorus Pesticides (OP-Pest) on a 5% Phenyl Column after SPME using 100 μm PDMS Fiber

GC Analysis of Organophosphorus Pesticides (OP-Pest) on a 5% Phenyl Column after SPME using 100 μm PDMS Fiber

Conditions

sample/matrix 50 ppb each in 1.5 mL saturated salt water, pH 7.2
extraction 20 min immersion with rapid stirring
SPME fiber polydimethylsiloxane, 100 µm (57300-U)
column 5% phenyl polysiloxane, 30 m x 0.25 mm I.D., 0.25 µm (Supelco equivalent, SLB-5ms, 28471-U)
oven 60 C (1 min) to 300 C at 12 C/min, hold 5 min
carrier gas helium, 30 cm/sec
inj. temp. splitless (0.75 mm I.D. liner), 270 C
detector MS (m/z = 45-400, 0.6sec/scan)

Description

Categories Analytical Chromatography, SPME Applications, GC Applications, Foods, Flavors & Fragrances, Environmental, Pesticides
Featured Industry Environmental
Food and Beverages
Other Notes Complementary products:
Syringes
Vials
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

Analyte

  • Dimethoate
  • Disulfoton
  • Ethyl parathion
  • Famphur
  • Methyl parathion
  • o,o,o-Triethyl phosphorothioate
  • Phorate
  • Sulfotep
  • Thionazin

Materials

     
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