Publications by authors named "Olaf Rienitz"

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Improved Protocol for Isotope Ratio Measurements of a New Silicon Precursor Crystal Extremely Enriched in Si while Strongly Depleted in Si.
Axel Pramann, Olaf Rienitz

J Am Soc Mass Spectrom· August 2025

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Simple sample dilution challenge.
Lukas Flierl, Olaf Rienitz

Anal Bioanal Chem· July 2025

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Evaluation of X-ray fluorescence for analysing critical elements in three electronic waste matrices: A comprehensive comparison of analytical techniques.
Shaun T Lancaster, Eskil Sahlin, Marcus Oelze, Markus Ostermann, Jochen Vogl, Olaf Rienitz

Waste Manag· December 2024

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An advancement of the gravimetric isotope mixture method rendering the knowledge of the spike purity superfluous.
Lukas Flierl, Olaf Rienitz, Jochen Vogl, Axel Pramann

Anal Bioanal Chem· October 2024

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Combination of Standard Addition and Isotope Dilution Mass Spectrometry for the Accurate Determination of Melamine and Cyanuric Acid in Infant Formula.
Vasilisa Pedan, Rudolf Koehling, Lukas Drexel, Kathrin Breitruck, Alexander Rueck, Olaf Rienitz

Foods· July 2024

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OCEAN-An EXCEL add-in for O correction using a novel approximation.
Lukas Flierl, Olaf Rienitz

MethodsX· June 2024

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Re-determination of R(C/C) for Vienna Peedee belemnite (VPDB).
Philip J H Dunn, Dmitry Malinovsky, Nives Ogrinc, Doris Potočnik, Lukas Flierl, Olaf Rienitz

Rapid Commun Mass Spectrom· January 2024

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Redefinition of the Mole in the Revised International System of Units and the Ongoing Importance of Metrology for Accurate Chemical Measurements.
Richard J C Brown, Paul J Brewer, Axel Pramann, Olaf Rienitz, Bernd Güttler

Anal Chem· September 2021

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Investigation of mass-scale drift effects in the milli-mass range: Influence on high mass resolution mode multicollector-inductively coupled plasma mass spectrometer isotope ratio measurements.
Axel Pramann, Janine Noordmann, Olaf Rienitz

J Mass Spectrom· June 2021

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Combining Isotope Dilution and Standard Addition-Elemental Analysis in Complex Samples.
Christine Brauckmann, Axel Pramann, Olaf Rienitz, Alexander Schulze, Pranee Phukphatthanachai

Molecules· April 2021

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Solution to gas weighing challenge.
Lukas Flierl, Olaf Rienitz, Axel Pramann

Anal Bioanal Chem· July 2020

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Gas weighing challenge.
Lukas Flierl, Olaf Rienitz, Axel Pramann

Anal Bioanal Chem· January 2020

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Solution to isotope amount ratio measurement challenge.
Olaf Rienitz, Axel Pramann

Anal Bioanal Chem· January 2017

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Isotope amount ratio measurement challenge.
Olaf Rienitz, Axel Pramann

Anal Bioanal Chem· September 2016

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Mass Spectrometric Investigation of Silicon Extremely Enriched in (28)Si: From (28)SiF4 (Gas Phase IRMS) to (28)Si Crystals (MC-ICP-MS).
Axel Pramann, Olaf Rienitz

Anal Chem· June 2016

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Gravimetric preparation and characterization of primary reference solutions of molybdenum and rhodium.
Angela Kaltenbach, Janine Noordmann, Volker Görlitz, Carola Pape, Silke Richter, Olaf Rienitz

Anal Bioanal Chem· April 2015

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Solution to the pycnometer challenge.
Olaf Rienitz, Axel Pramann, Carola Pape

Anal Bioanal Chem· November 2013

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The pycnometer challenge.
Olaf Rienitz, Axel Pramann, Carola Pape

Anal Bioanal Chem· July 2013

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Improving species-specific IDMS: the advantages of triple IDMS.
Claudia Frank, Olaf Rienitz, Claudia Swart, Detlef Schiel

Anal Bioanal Chem· February 2013

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Silicon isotope ratios affected by sodium-induced broadband interference in high resolution multicollector-ICPMS.
Axel Pramann, Olaf Rienitz, Detlef Schiel

Anal Chem· December 2012

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Reference measurement procedures for the iron saturation in human transferrin based on IDMS and Raman scattering.
Claudia Frank, Olaf Rienitz, Reinhard Jährling, Detlef Schiel, Sabine Zakel

Metallomics· December 2012

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Solution to standard addition challenge.
Olaf Rienitz, Anna-Lisa Hauswaldt, Reinhard Jährling

Anal Bioanal Chem· November 2012

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Standard addition challenge.
Olaf Rienitz, Anna-Lisa Hauswaldt, Reinhard Jährling

Anal Bioanal Chem· July 2012

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Routine internal- and external-quality control data in clinical laboratories for estimating measurement and diagnostic uncertainty using GUM principles.
Bertil Magnusson, Haakan Ossowicki, Olaf Rienitz, Elvar Theodorsson

Scand J Clin Lab Invest· May 2012

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Impact of pump flow fluctuations on post column online ID-ICP-MS.
Claudia Swart, Olaf Rienitz, Detlef Schiel

Anal Bioanal Chem· October 2011

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