GC IsoLink II IRMS System: Nitrogen isotope values of amino acids

APPLICATION BRIEF 30482 EA-IRMS: Using isotope fingerprints to track sources of PM2.5 in air pollution Authors Introduction Christopher Brodie Thermo Fisher Scientific (Bremen) GmbH, Germany Air pollution, also known as haze events, is a growing global issue that results from…

Establishing Geochemical Standards and Methods for CHNS Abundances and CNS Isotopes Liliana Krotz*, Michael Stalker**, Francesco Leone*, Guido Giazzi* and Eva Stüeken***. *Thermo Fisher Scientific, Strada Rivoltana, 20090 Rodano (MI), Italy; **CE Elantech, 170 Oberlin Avenue North, Suite 5 -…

Isotope fingerprints: origin of tequila with GC coupled with Isotope Ratio Mass Spectrometry Dirk Krumwiede, Dieter Juchelka, Mario Tuthorn, Christopher Brodie, Jens Griep-Raming Thermo Fisher Scientific, Bremen, Germany ABSTRACT Gas chromatography/isotope ratio mass spectrometry was used to measure carbon and…

APPLICATION NOTE 30405 GC-MS-IRMS: Undisputable results by coupling of GC-IRMS with high-resolution mass spectrometry for final confirmation in sports drug testing Authors Dieter Juchelka,1 Thomas Piper,2 and Mario Thevis2 Thermo Fisher Scientific, Bremen, Germany 2 German Sport University Cologne, Center…