EXTRACTION-FLOTATION

作品数：2被引量：1H指数：1
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Indirect determination of cefradine with n-propyl alcohol-ammonium sulfate-water system by extraction-flotation of cuprous thiocyanate被引量：1
《Chinese Chemical Letters》2008年第5期565-568,共4页Ling Li Wu Wei Zhao Quan Min Li 
A new method was developed for the determination of cefradine by extraction-flotation of CuSCN. The experiment indicated that in the presence of 0.20 mol/L NaOH the degradation of cefradine took place in water bath at...
关键词：CEFRADINE Copper（Ⅱ） n-Propyl alcohol EXTRACTION-FLOTATION 
Indirect Determination of Ascorbic Acid with Ammonium Sulfate and Isopropyl Alcohol by Extraction-flotation of Copper
《Chinese Chemical Letters》2003年第9期983-986,共4页Shao Mei WANG, Yun XING, Quan Min LICollege of Chemistry and Environmental Science, Henan Normal University, Key Laboratory of Environmental Science and Engineering Education Commission of Henan Province, Xinxiang453002 Department of Chemistry, Anyang Normal College, Anyang 455000 
A new method of indirect determination of ascorbic acid(Vc) with ammonium sulfate and isopropyl alcohol by extraction-flotation of copper is studied in this paper. It shows that a small amount of Cu(Ⅱ) can be reduced...
关键词：Ascorbic acid isopropyl alcohol extraction and flotation. 
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