頁籤選單縮合
題 名 | Substitution Coordination Approach for Selective Determination of Complex--Pontachrome Violet SW/Fe(III)/Cu(II) System |
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作 者 | 郜洪文; 胡乃梁; | 書刊名 | Journal of the Chinese Chemical Society |
卷 期 | 49:6 2002.12[民91.12] |
頁 次 | 頁965-968 |
分類號 | 460.02 |
關鍵詞 | Substitution coordination for selective determination; Spectral correction technique; Binding constants; Detection of cu tracws; |
語 文 | 英文(English) |
英文摘要 | The Substitution Coordination for Selective Determination (SCSD) was proposed by studyng the complexations of pontachrome violet SW (PCV) with Fe (Ⅲ) and Cu (Ⅱ) at pH 5.5. The updated approach to the determination of binding constants of a complex was established by the spectral correction technique (SCT). the substitution complexation Cu (Ⅱ) + Fe (PCV) → Cu (PCV)+Fe (Ⅲ) has been applied to the direct selective determination of copper traces by the SCT with a high sensitivity. |
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