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A colorimetric method for the estimation of vitamin B1

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Summary

A colorimetric method for the estimation of vitamin B1 has been described.

Zusammenfassung

Eine kolorimetrische Methode zur Bestimmung von Vitamin B1 wird beschrieben. Das Vitamin wird durch alkalische Ferricyanidlösung zu Thiochrom oxydiert und das gebildete Ferrocyanid in Berlinerblau überführt. Die blaue Lösung wird dann mit einer Standard-Vitaminlösung kolorimetrisch verglichen.

Résumé

L'auteur décrit une méthode colorimétrique pour le dosage de la vitamine B1. La vitamine, oxydée à l'aide d'une solution alcaline de cyanure ferrique, se change en thiochrome et le cyanure ferreux qui se forme, en bleu de Berlin. Ensuite on compare colorimétriquement la solution bleue avec une solution de vitamine standardisée.

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Authors and Affiliations

  1. Research Laboratories of the McLeod Infirmary, Florence, S.C., USA

    H. Tauber

Authors
  1. H. Tauber
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Tauber, H. A colorimetric method for the estimation of vitamin B1 . Mikrochim Acta 3, 108–109 (1938). https://doi.org/10.1007/BF01475842

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  • DOI: https://doi.org/10.1007/BF01475842

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