45895 2018 eng lecture 0 -- -- -- Delta values & isotope ratios - potential CCQM comparisons The talk presents several potential CCQM comparisons for delta values and isotope ratios with a focus on metals and semi-metals. CCQM IRWG Meeting Paris, France 18.04.2018 18.04.2018 0 Jochen Vogl eng uncontrolled Isotope amount ratio eng uncontrolled Traceability eng uncontrolled Uncertainty Analytische Chemie Datei im Netzwerk der BAM verfügbar ("Closed Access") Präsentation