Search Results - Wichmann, Hugo John

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    A method for the detection of small quantities of coumarin : particularly in factitious vanilla extracts / by Wichmann, Hugo John

    Published 1912
    Government Document Book

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  2. 2
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    Detection of lime used as a neutralizer in dairy products / by Wichmann, Hugo John, 1884-

    Published 1917
    Government Document Book

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