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  • 1940-1944  (2)
  • 1
    Electronic Resource
    Electronic Resource
    A Specific Reaction for Ascorbic Acid (1943)
    [s.l.] : Nature Publishing Group
    Nature 152 (1943), S. 693-693 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] ON adding hydrochloric acid to a solution of ascorbic acid, reversible oxidation with 2: 6-dichloro-phenolindophenol and iodine becomes progressively slower as the mineral acid content increases. When the hydrochloric acid concentration reaches 20 percent in the case of indophenol and 29 per ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/152693a0
    Library Location Call Number Volume/Issue/Year Availability
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    Paper (German National Licenses)
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  • 2
    Electronic Resource
    Electronic Resource
    Determination of Ascorbic Acid in the Presence of Sulphur Dioxide (1943)
    [s.l.] : Nature Publishing Group
    Nature 152 (1943), S. 599-599 
    Details
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] WHEN an equal volume of 3 per cent hydrogen peroxide is added to a slightly acidified ascorbic acid solution, no appreciable effect on the indophenol titration value is observed, unless iron or copper salts are present. The end-point is a permanent pink colour deepening very slowly on standing. ...
    Type of Medium: Electronic Resource
    URL: http://dx.doi.org/10.1038/152599c0
    Library Location Call Number Volume/Issue/Year Availability
    BibTip Others were also interested in ...
    Paper (German National Licenses)
    Fulltext
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