GC Analysis of Amines in Water on SPB^®-1 SULFUR after SPME using 65 μm PDMS/DVB Fiber

sample/matrix

amines at 5 ppm in water, 27% NaCl, pH 9.5

SPME fiber

65 μm polydimethylsiloxane/divinylbenzene (57310)

extraction

20 min, fiber immersed in water, rapid stirring

desorption process

270 °C for 5 min

column

SPB^®-1 SULFUR, 30 m × 0.32 mm I.D., 4.0 μm (24158)

oven

50 °C (2 min), 10 °C/min to 150 °C

inj. temp.

270 °C

detector

MSD, SIM at 0.6 sec/scan

carrier gas

helium, 25 cm/sec (set @ 50 °C)

liner

0.75 mm I.D., SPME