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Kjeldahl's Methode [Method]

  • 1902

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Developed by Johan Kjeldahl in 1883, the method is used for the determination of nitrogen and carbon in organic compounds from the oxidation of substances like sulfuric acid. The apparatus shown in figure 1606 is suitable for repeated determinations.

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  • 28 cm H
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  • Courtesy of Science History Institute

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  • Volume 2, Page 622

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“Kjeldahl's Methode [Method].” In Marpmann's Illustrirte Fachlexika Der Gesammten Apparaten-, Instrumenten- Und Maschinenkunde, Der Technik Und Methodik Für Wissenschaft, Gewerbe Und Unterricht. Leipzig, Germany: P. Schimmelwitz, 1902. https://digital.sciencehistory.org/works/zp38wc66m.

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