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The determination of small quantities of oil in water

โœ Scribed by Pringle, C. P.

Publisher
Wiley (John Wiley & Sons)
Year
1941
Weight
227 KB
Volume
60
Category
Article
ISSN
0368-4075

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## Abstract A rapid and accurate method for determination of nicotine in a large number of plant or dust samples is described. Nicotine is extracted with light petroleum from an alkaline suspension of finely powdered material. The petroleum is then shaken with dilute hydrochloric acid and the aqueo