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Introduction to SPME for In Vivo Analysis
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Heather Lord
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Janusz Pawliszyn
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The use of in vivo SPME offers important advantages over conventional methods according to the authors, including simplified sample clean-up, fast stabilization of unstable analytes, elimination of enzymatic degradation after extraction and reduced ion suppression for mass spectrometry analyses.
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Ultratrace Quantitative Analysis of Catalyst Poisoners using a Dedicated GC–MS Analyser
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Kevin M. Van Geem
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Jeroen Ongenae
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Jean-Louis Brix
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Joeri Vercammen
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Guy B. Marin
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A GC–MS analyser is described that is reported to substantially expand the workable application range of a classic catalyst contaminants analyser. The use of FS/SIM mode permits identification of unknown contaminants in combination with reliable quantification at trace and ultratrace amounts.
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