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Désirée Prevoo-Franzsen

Observed names: D Prevoo, D Prevoo-Franzsen, D Prevoo-Franzsen,, D Prévoo, Des Prevoo-Franzsen, Desiree Prevoo, Desiree Prevoo-Franzsen, Desirée Prevoo- Franzsen, Déirée Prevoo-Franzsen, Désirée Prevoo-franzsen, Prevoo, Desiree
ORCID: 0000-0002-1923-8778
Observed ORCID: 0000-0002-1923-8778
OpenAlex ID: A5068760355
Using LC-MSMS To Assess Glutathione Levels in South African White Grape Juices and Wines Made with Different Levels of Oxygen
2007 · Wessel Johannes du Toit, Klemen Lisjak, et al. · Journal of Agricultural and Food Chemistry · 103
Establishment of measurement traceability for peptide and protein quantification through rigorous purity assessment—a review
2019 · Ralf D Josephs, Gustavo Martos, et al. · Metrologia · 61
Final report on key comparison CCQM-K55.b (aldrin): An international comparison of mass fraction purity assignment of aldrin
2012 · Steven Westwood, Ralf Josephs, et al. · Metrologia · 25
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Final report on key comparison CCQM-K55.c (L-(+)-Valine): Characterization of organic substances for chemical purity
2014 · Steven Westwood, Ralf Josephs, et al. · Metrologia · 21
Final report on key comparison CCQM-K55.a (estradiol): An international comparison of mass fraction purity assignment of estradiol
2012 · Steven Westwood, Ralf Josephs, et al. · Metrologia · 19
Concept paper on SI value assignment of purity - Model for the classification of peptide/protein purity determinations
2017 · Josephs, Ralf D., Stoppacher, Norbert, et al. · Journal of Chemical Metrology · 16
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Mass fraction assignment of Bisphenol-A high purity material
2021 · Steven Westwood, Gustavo Martos, et al. · Metrologia · 11
Mass fraction assignment of folic acid in a high purity material
2018 · Steven Westwood, Ralf Josephs, et al. · Metrologia · 8
Key comparison study—organic solvent calibration solution—gravimetric preparation and value assignment of trans-zearalenone (trans-ZEN) in acetonitrile (ACN)
2020 · R D Josephs, A Daireaux, et al. · Metrologia · 5
Validation of ultrasonic extraction method for the quantification of phthalates in poly (vinyl chloride) and polypropylene matrices at low concentrations by gas-chromatography time of flight mass spectrometry (GC-TOFMS)
2018 · Nontete Nhlapo, Désirée Prevoo-franzsen, et al. · Journal of Chemical Metrology · 5
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High concentration aqueous sodium fluoride certified reference materials for forensic use certified by complexometric titration
2014 · Marcellé Archer, Martin Brits, et al. · Analytical and Bioanalytical Chemistry · 5
Key Comparison Study - Organic Solvent Calibration Solution - Gravimetric preparation and value assignment of aflatoxin B1 (AfB1) in acetonitrile (ACN)
2022 · R D Josephs, M Bedu, et al. · Metrologia · 3
Mass fraction assignment of Amino Acids in acidic aqueous solution (CCQM-K78.a)
2019 · Steven Westwood, Ralf Josephs, et al. · Metrologia · 3
CCQM-K131 Low-polarity analytes in a multicomponent organic solution: polycyclic aromatic hydrocarbons (PAHs) in acetonitrile
2018 · David L Duewer, Lane C Sander, et al. · Metrologia · 2
How well do our measurements measure up? An overview of South Africa’s first proficiency testing scheme for organochlorine pesticides in water
2015 · M Fernandes-Whaley, D Prevoo-Franzsen, et al. · Water SA · 2
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Key comparison CCQM-K148.b - polar analyte in solid organic material: mass fraction of oxytetracycline
2025 · Gustavo Martos, Steven Westwood, et al. · Metrologia · 1
Key comparison CCQM-K179 - polar analyte in solid organic material: mass fraction of oxytetracycline hydrochloride salt
2025 · Gustavo Martos, Steven Westwood, et al. · Metrologia · 1
Key Comparison Study - Organic Solvent Calibration Solution - Gravimetric preparation and value assignment of patulin (PAT) in acetonitrile (ACN) with 0.1 % formic acid (FA)
2023 · R D Josephs, M Bedu, et al. · Metrologia · 1
Key comparison study - organic solvent calibration solution - gravimetric preparation and value assignment of deoxynivalenol (DON) in acetonitrile (ACN)
2022 · R D Josephs, M Bedu, et al. · Metrologia · 1
CCQM-K126: low polarity organic in water: carbamazepine in surface water
2017 · Della Wai-mei Sin, Yiu-chung Wong, et al. · Metrologia · 1
Final report for CCQM-K133: Low-polarity analytes in plastics-phthalate esters in polyvinyl chloride (PVC)
2025 · Shao Mingwu, Weihua Wang, et al. · Metrologia
Measurements in the Food Sector, A Vital Component for Consumer Protection
2024 · Maria Fernades Whaley, Desirée Prevoo- Franzsen, et al. · Records of Agricultural and Food Chemistry
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CCQM Key Comparison track A CCQM-K168: Non-polar analytes in high carbohydrate food matrix: trans-zearalenone in maize powder
2023 · X Q Li, H M Li, et al. · Metrologia
High polarity analyte(s) in aqueous media: Determination of L-PFOA and L-PFOS in ground water
2023 · Mine Bilsel, Taner Gökçen, et al. · Metrologia
CCQM-K103 key comparison melanine in milk powder
2017 · Xiuqin Li, Qinghe Zhang, et al. · Metrologia
Works count: 27
Citation count: 294
H-index: 8
I10-index: 7
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