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Dr. Ralf Josephs

Presenting topic:

  • Characterization of pure primary calibrators for organic analysis


Principal Chemist, Bureau International des Poids et Mesures (BIPM)

Principal Chemist in the Organic Analysis Group of the Chemistry Department of the BIPM with expertise in the purity determination of organic pure substances with relevance to clinical chemistry, food (contaminants) analysis, environmental analysis, forensics and pharma and the coordination of primary calibrator purity assessment comparisons, notably for small organic molecules and the mycotoxin metrology capacity building and knowledge transfer programme (CBKT).

Active member of the Working Groups on Organic Analysis (OAWG) and Protein Analysis (PAWG) of the Consultative Committee for Amount of Substance - Metrology in Chemistry and Biology (CCQM). Secretary of the CCQM Task Group on Food Measurement (CCQM-TG-FOOD). Secretary of the Working Group on Traceability: Education and Promotion of the Joint Committee for Traceability in Laboratory Medicine (JCTLM-TEPWG). BIPM observer to the Executive Committee of the Scientific Division of the International Federation of Clinical Chemistry and Laboratory Medicine (IFCC).