GC Analysis of Glycols in Water on SPB®-1000 after SPE using ENVI-Carb™ Plus

GC Analysis of Glycols in Water on SPB®-1000 after SPE using ENVI-Carb™ Plus


sample preparation SPE (Solid Phase Extraction)
sample/matrix tap water spiked at 2 µg/mL with glycols
SPE tube/cartridge ENVI-Carb Plus reversible cartridge, 400 mg/ 1mL (54812-U)
condition 1 mL methylene chloride, 2 x 2 mL methanol, 3 mL deionized water (cartridge not allowed to dry during conditioning)
sample addition 5 mL spiked tap water
drying 10 min, 10 mm mercury
elution 2 mL 80:20 methanol:methylene chloride
column SPB-1000, 30 m x 0.25 mm I.D., 0.25 µm (24313)
oven 50 °C (1 min), 8 °C/min to 200 °C (7 min)
carrier gas helium, 1.5 mL/min. constant
injection 1 µL, splitless (splitter open at 0.75 min.)
liner 4 mm I.D. FocusLiner™ inlet liner with taper
inj. temp. 220 °C
detector FID, 220 °C


Categories Analytical Chromatography, SPE Applications, GC Applications, Glycols, Diols
Featured Industry Environmental
Legal Information SPB is a registered trademark of Sigma-Aldrich Co. LLC, ENVI-Carb is a trademark of Sigma-Aldrich Co. LLC, FocusLiner is a trademark of SGE Analytical Science Pty Ltd.
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 GC, application for SPE


  • 2-Butoxyethanol
  • 2-Ethoxyethanol
  • 2-Methoxyethanol
  • Diethylene glycol
  • Ethylene glycol
  • Propylene glycol
  • Triethylene glycol


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