GC Analysis of Semivolatiles on SLB®-5ms after SPME using 60 μm Carbowax® Fiber

GC Analysis of Semivolatiles on SLB®-5ms after SPME using 60 μm Carbowax® Fiber

Conditions

sample/matrix Base neutral analytes at 50 ppb and internal standards 25 ppb in 0.1M phosphate buffer, pH 11, with 25% NaCl, 9 mL in 10 mL screw cap 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 0.25 mm I.D., 0.5µm film
oven 50C(2 min) to 130C @ 12C/min to 200C @ 20C/min to 260C @ 15C/min to 310C @ 20C/min (4 min)
carrier gas Helium, 1mL/min constant flow, 8.7 psi
inj. temp. Splitless/split with 0.75mm ID liner and Merlin Microseal
detector ITMS m/z=50-230 @ 0.65 musec per scan, transfer line 310C

Description

Categories Analytical Chromatography, SPME Applications, GC Applications, Semivolatiles, Environmental
Featured Industry Environmental
Food and Beverages
Legal Information Carbowax is a registered trademark of Union Carbide, SLB is a registered trademark of Sigma-Aldrich Co. LLC
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

  • 2-Methylnaphthalene
  • 2-Naphthylamine
  • 2-Nitroaniline
  • 3-Nitroaniline
  • 4-Chloroaniline
  • 4-Nitroaniline
  • Acenaphthalene-d10
  • Aniline
  • Benzo[a]anthracene
  • Benzyl alcohol
  • Dibenzofuran
  • n-Dibutyl nitrosoamine
  • o-Toluidine
  • Pyrene-d10
  • Undecane

Materials

     
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