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An effective method to determine small quantities of gold

โœ Scribed by M.V. Kirillov-Ugryumov; V.O. Orlov; A.S. Tsybin

Publisher
Elsevier Science
Year
1995
Tongue
English
Weight
128 KB
Volume
46
Category
Article
ISSN
0969-8043

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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