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  • 1955-1959  (1)
  • 1
    Electronic Resource
    Electronic Resource
    [s.l.] : Nature Publishing Group
    Nature 181 (1958), S. 1730-1731 
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] The paper chromatogram is dipped into the first reagent mixture, which is prepared by adding 10 ml. of concentrated nitric acid to 90 ml. of ethanol. It is then drained, and heated in an oven or over a hot plate at 95-100 C. for 10 min. (heating above 105 C. makes the paper yellow). The paper is ...
    Type of Medium: Electronic Resource
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