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INNOVATIONS IN SAMPLE PREP FOR GC & GC-MS

 

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The Introduction of PDMS-Overcoated Adsorbent-Based Fiber Coatings Robert E. Shirey1, Yong Chen1, Leonard M. Sidisky1, and Erica A. Souza-Silva2 1Supelco, Div. of Sigma-Aldrich Bellefonte, PA 16823 USA 2University of Waterloo, 200 University Avenue West, Waterloo, ON N2L 3G1, Canada sigma-aldrich.com/analytical…
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Solid Phase Microextraction Theory and Basics of a modern Sample Preparation Technique SIGMA-ALDRICH Chemie GmbH Eschenstraße 5, 82024 Taufkirchen Germany SPME History • Patented Technology of the University of Waterloo, Canada • Inventor: Janusz Pawliszyn, Ph.D. • Automisation by Varian…
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VOL 18.4 SPRING EDITION 2000 TheReporter SOLID PHASE MICROEXTRACTION Sample Prep Made Easy www.sigma-aldrich.com/TheReporter SPME Resolves Difficult Matrix Problems Fig. 1 – Complex Orange Juice Sample Extraction with SPME Sample: 25ml orange juice Fiber: 75µm Carboxen-PDMS Extraction : headspace, 30…
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Bulletin 869A Solid Phase Microextraction: Solventless Sample Preparation for Monitoring Flavor Compounds by Capillary Gas Chromatography Solid phase microextraction is a fast, solventless alternative to conventional sample extraction techniques. In SPME, analytes establish equilibria among the sample matrix, the headspace…
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