GC Analysis of Semivolatiles in Water on a 5% Phenyl Column after SPME using 7 μm PDMS

技术

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

试验参数

sample/matrix: water spiked with PAHs and phthalates at 50 ppb
SPME fiber: polydimethylsiloxane, 7 μm (57302)
extraction: direct immersion in water, 15 min (rapid stirring)
column: 5% Phenyl Polysiloxane, 30 m × 0.25 mm I.D., 0.25 μm (Supelco equivalent, SLB-5ms, 28471-U)
oven: 60 °C (3 min), 10 °C/min to 320 °C
inj. temp.: 280 °C
detector: MS, scan range m/z = 45-465 at 0.6 sec/scan
carrier gas: helium, 40 cm/sec at 60 °C

适用性

application for SPME

应用

environmental
food and beverages