15 N/14N Isotope Ratio Analysis of N-Acetyl O-Propyl Amino Acid Esters by GC-IRMS

Application Note: 30087 irm-GC/MS: 15N/14N Isotope Ratio Monitoring Chlorophyll Derivatives Andreas Hilkert, Thermo Fisher Scientific, Bremen, Germany First published as Finnigan MAT Application Flash Report No. G13 (1995) Introduction • Biomarkers • GC Combustion • Isotope Ratio MS • Polyphyrines…

Appli cat i on N ote 3 0 0 8 4 Quantifying 13C/12C Values in Acyclic Biomarkers by GC-IRMS Andreas Hilkert, Thermo Fisher Scientific, Bremen, Germany Key Words Compound Specific Isotope Analysis, Alkanes, GC Combustion, Isotope Ratio MS Introduction The…

APPLICATION NOTE 30481 GC IsoLink II IRMS System: Nitrogen isotope values of amino acids Authors Introduction Mario Tuthorn1, Dieter Juchelka1, Christopher Brodie1, Maria de Castro2 Amino acids are a significant contributor to organismal biomass. Metabolic pathways influence internal isotopic fractionation…

Dieter Juchelka, Thermo Fisher Scientific, Bremen, Germany Appli cat i on N ote 3 0 2 6 8 GC-IRMS: δ13C Analysis of PAHs in Soil and Sediment Samples using High Resolution GC Coupled with Isotope Ratio MS Key Words GC-IRMS,…