GC Analysis of Trichloroanisole (TCA) and Precursors in Red Wine on SLB®-5ms after SPME using 100 μm PDMS Fiber

GC Analysis of Trichloroanisole (TCA) and Precursors in Red Wine on SLB®-5ms after SPME using 100 μm PDMS Fiber

Conditions

sample/matrix 1.5 mL red wine + 600 µL 5% potassium carbonate + 240 mg sodium chloride + 60 µL acetic anhydride
desorption process 250 °C for 3 min
extraction headspace, 50 °C for 30 min., with stirring
SPME fiber metal fiber coated with 100 µm PDMS (57928-U)
column SLB-5ms, 30 m x 0.25 mm I.D., 0.25 µm (28471-U)
oven 50 °C (1 min), 25 °C/min to 280 °C
carrier gas helium, 1.5 mL/min, constant
liner 0.75 mm I.D. SPME
detector ECD, 290 °C

Description

Categories Analytical Chromatography, SPME Applications, GC Applications, Food & Beverage Analysis, Foods, Flavors & Fragrances, Beverage Testing, Volatiles, Beer, Wine, and Spirits, Wine
Featured Industry Food and Beverages
Legal Information 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

  • 2,3,4,6-Tetrachorophenol (acylated)
  • 2,4,6-Trichloroanisole
  • 2,4,6-Trichlorophenol (acylated)
  • Pentachlorophenol (acylated)

Materials

     
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