Detection of Sulfur-Containing Metabolites of Asparagus in Urine by SBSE-GCxGC-TOFMS

® Evaluation of PDMS-Based Extraction Techniques and GC-TOFMS for the Analysis of Off-Flavor Chemicals in Beer LECO Corporation; Saint Joseph, Michigan USA ® Key Words: GC-TOFMS, Beer, Off-Flavors, Polydimethylsiloxane, SBSE, Headspace Sorptive Extraction, Twister Carbonyl compounds (particularly aldehydes), furfuryl derivatives…

AppNote 10/2006 Evaluation of PDMS-Based Extraction Techniques and GC-TOFMS for the Analysis of Off-flavor Chemicals in Beer Ray T. Marsili, Laura Laskonis Marsili Consulting Group, Rockford College, Starr Science Building, 5050 East State St., Rockford, IL 61008, USA KEYWORDS Beer,…

® Analysis of Aircraft Cabin Air by TD-GCxGC-TOFMS LECO Corporation; Saint Joseph, Michigan USA Key Words: Thermal Desorption, SBSE, GCxGC 2. Instruments and Methods In this study, measurements were made with a LECO Pegasus 4D GCxGC-TOFMS system. The primary analytical…

® Comparison of Two Beer Samples by GCxGC-TOFMS Utilizing the COMPARE Feature LECO Corporation; Saint Joseph, Michigan USA Key Words: GCxGC, TOFMS, Compare, Twister SBSE 2. Instruments and Methods In this study, measurements were made with a LECO ® Pegasus…