795-0567

GC Analysis of Nitrogen-Containing Herbicides in Water on a 5% Phenyl Column after SPME using 85 μm Polyacrylate Fiber

suitable for GC, application for SPME

속성

• 기술: gas chromatography (GC): suitable; solid phase microextraction (SPME): suitable
• 검사 파라미터: sample/matrix: 4 mL (water + 100ng/mL each analyte 1g/mL NaCl), pH 2, in 4.6 mL vial; SPME fiber: polyacrylate, 85 μm (57304); extraction: immersion, ambient temp., 50 min (constant stirring); desorption process: 5 min, 230 °C; column: 5% phenyl polysiloxane, 30 m × 0.25 mm I.D., 0.25 μm (Supelco equivalent, SLB-5ms, 28471-U); oven: 40 °C (5 min) to 100 °C at 30 °C/min, to 275 °C at 5 °C/min; inj. temp.: splitless, 230 °C; detector: MS (Ion Trap Manifold: 250°C; scan range m/z=45-400 at 0.6 sec/scan); carrier gas: helium, 40 cm/sec, set at 40 °C
• 적합성: application for SPME
• 응용 분야: environmental; food and beverages

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