GC Analysis of Volatiles in Water on VOCOL after SPME using 100 μm PDMS Fiber

技术

gas chromatography (GC): suitable
solid phase microextraction (SPME): suitable

试验参数

sample/matrix: 50ppb each analyte in 1.8 mL saturated salt water
SPME fiber: polydimethylsiloxane, 100 μm film (57300-U)
extraction: 5 min immersed in water with rapid stirring
desorption process: 230 °C, splitless (closed 3 min)
column: VOCOL, 10 m × 0.20 mm I.D., 1.2 μm (24129-U)
oven: 40 °C (0.75 min), 20 °C/min to 160 °C
detector: FID, 260 °C
carrier gas: helium, 40 cm/sec

适用性

application for SPME

应用

environmental
food and beverages