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

속성

• 기술: gas chromatography (GC): suitable; solid phase microextraction (SPME): suitable
• 검사 파라미터: 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
• 적합성: application for SPME
• 응용 분야: clinical; forensics and toxicology