G000651
GC Analysis of Amphetamines in Urine on a 100% Methyl Column after SPME using 100 μm PDMS Fiber
suitable for GC, application for SPME
About This Item
technique(s)
gas chromatography (GC): suitable
solid phase microextraction (SPME): suitable
test parameters
sample/matrix: 1 mL urine + 0.7g potassium carbonate in 20 mL headspace vial, equilibrated at 80°C, 30 min
SPME fiber: polydimethylsiloxane, 100 μm (57300-U)
derivatization: methyl bis-trifluoroacetamide (headspace, 0.5 min, ambient)
extraction: headspace, 3-5 min, 80 °C
desorption process: 1 min, 270 °C
column: 100% methyl polysiloxane, 12.5 m × 0.2 mm I.D., 0.33 μm (Supelco equivalent, Equity-1, 28041-U)
oven: 60 °C (1 min) to 140 °C (4 min) at 30 °C/min, then to 276 °C at 20 °C/min, 4 min
inj. temp.: splitless (closed 1 min), 270 °C
detector: MS, full scan
suitability
application for SPME
application(s)
clinical
forensics and toxicology
SPME fiber
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