Liquid—Liquid Extraction of Goid(III) with Diluted Tributyl Phosphate
作者:
A.A. Yadav,
S.M. Khopkar,
期刊:
Separation Science
(Taylor Available online 1970)
卷期:
Volume 5,
issue 5
页码: 637-643
ISSN:0037-2366
年代: 1970
DOI:10.1080/00372367008055523
出版商: Taylor & Francis Group
数据来源: Taylor
摘要:
A new method is developed for the. solvent extraction of gold with diluted tributyl phosphate. In this method, 50% tributyl phosphate in toluene extracts gold quantitatively from 3Mhydrochloric acid containing 2Mlithium chloride as the salting-out agent. Gold from the organic phase is stripped with 1Mammonium hydroxide and determined photometrically as its complex with stannous chloride. It is possible to extract gold in the presence of a large number of ions.
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