The behavior of Ammonium sulfate-Potassium iodide-Ethanol System For Extraction and Separation of Bismuth and the condition of separating of ethanol from water have been study.It shows that as the extracting regent,ethanol,can extract BiI3-6.If pH=3～6,Bi(Ⅲ) can be separated from Fe(Ⅲ)、Co(Ⅱ)、Mn(Ⅱ)、Cu(Ⅱ)、Ni(Ⅱ)、Mo(Ⅵ).
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