Combined dispersive solid-phase extraction-dispersive liquid-liquid microextraction-derivatization for gas chromatography-mass spectrometric determination of aliphatic amines on atmospheric fine particles.

Combined dispersive solid-phase extraction-dispersive liquid-liquid microextraction-derivatization for gas chromatography-mass spectrometric determination of aliphatic amines on atmospheric fine particles.

Journal of chromatography. A (2016-07-19)

Seyed Mohammad Majedi, Hian Kee Lee

ZUSAMMENFASSUNG

Short-chain aliphatic amines are ubiquitous in the atmospheric environment. They play an important role in the formation and growth of atmospheric particles. As such, there is a pressing need to monitor these particle-bound compounds present at trace quantities. The present work describes an efficient, one-step microextraction technique for the preconcentration and detection of trace levels of 10 aliphatic amines on fine particles (particulate matter of 2.5μm or less (PM

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SPME-Faseranordnung Divinylbenzol/Carboxen/Polydimethylsiloxan (DVB/CAR/PDMS), needle size 23 ga, StableFlex, for use with manual holder or autosampler, fiber L 2 cm

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SPME-Faseranordnung Divinylbenzol/Carboxen/Polydimethylsiloxan (DVB/CAR/PDMS), needle size 24 ga, StableFlex, for use with autosampler

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SPME-Faseranordnung Polydimethylsiloxan (PDMS), d_f 100 μm(PDMS, for use with autosampler, needle size 23 ga

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SPME-Faseranordnung Polydimethylsiloxan (PDMS), d_f 100 μm(PDMS, for use with autosampler, needle size 24 ga

57318

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SPME-Faseranordnung Carboxen/Polydimethylsiloxan (CAR/PDMS), d_f 75 μm(CAR/PDMS, for use with manual holder, needle size 24 ga

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SPME-Faseranordnung Polydimethylsiloxan/Divinylbenzen (PDMS/DVB), d_f 65 μm(PDMS/DVB, needle size 24 ga, for use with manual holder

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SPME-Faseranordnung Carboxen/Polydimethylsiloxan (CAR/PDMS), d_f 75 μm(CAR/PDMS, needle size 24 ga, for use with autosampler

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