Acetonitrile-diatomaceous earth column f
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Robert E. Graham; Patricia A. Williams; Charles T. Kenner
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Article
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1970
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John Wiley and Sons
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English
β 617 KB
A column of acetonitrile on diatomaceous earth is used to hold the corticosteroid on the column during the wash of the column with n-heptane to remove decomposition products and interfering substances, after which the corticosteroid and acetonitrile are eluted from the column with chloroform. The re