GC Analysis of Parabens on SLB®-5ms after SPME using 50/30 μm DVB/Carboxen/PDMS Fiber

GC Analysis of Parabens on SLB®-5ms after SPME using 50/30 μm DVB/Carboxen/PDMS Fiber

Conditions

sample/matrix parabens, each at 200 ppb in 3 mL water + 25% sodium chloride in a 4 mL vial
desorption process 260 °C, 2 min
extraction immersion with stirring, 25 °C (15 min)
SPME fiber metal fiber assembly coated with 50/30 µm DVB/Carboxen/PDMS (57912-U)
column SLB-5ms, 20 m x 0.18 mm I.D., 0.36 µm (28576-U)
oven 60 °C (2 min), 15 °C/min to 300 °C (5 min)
carrier gas helium, 0.7 mL/min constant
liner 0.75 mm I.D. SPME
MSD interface 275 °C
scan range m/z 40-450

Description

Categories Analytical Chromatography, Pharmaceutical Analysis, SPME Applications, GC Applications, Drugs & Pharmaceuticals, Antimicrobials, Preservatives, Esters
Featured Industry Chemicals and Industrial Polymers
Cosmetics, Personal Care, and Cleaning Products
Food and Beverages
Pharmaceutical (small molecule)
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

  • Butyl-4-hydroxybenzoate
  • Ethyl-4-hydroxybenzoate
  • Methyl 4-hydroxybenzoate
  • Propyl 4-hydroxybenzoate

Materials

     
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