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題 名 | Comparison between Headspace and Aqueous Phase Solid Phase Microextraction Method for Speciation Analysis of Butyltin Compounds in Sea Water=頂空式與浸入式固相微萃取法分析海水中有機錫化合物之比較 |
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作 者 | 夏夢珮; 許道平; 劉秀美; | 書刊名 | 藥物食品分析 |
卷 期 | 12:3 2004.09[民93.09] |
頁 次 | 頁205-211+287 |
分類號 | 445.982 |
關鍵詞 | 頂空式; 浸入式; 固相微萃取; 海水; 丁基錫; Solid phase microextraction; SPME; Headspace; Aqueous phase; Butyltin compounds; Sea water; |
語 文 | 英文(English) |
中文摘要 | 為了偵測海水中微量的有機錫化合物,本研究利用固相微萃取法結合氣相層析儀-火焰光度偵測器分析海水中有機錫化合物,並比較項空式與浸入式二種固相微萃取法分別在不同條件下對海水中各種有機錫化合物 (包括單丁基錫 (MBT) 、二丁基錫 (OBT) 、三丁基錫 (TBT) ) 之方法偵測極限 (MOL) 。結果顯示,利用項空式固相微萃取法之MOL分別為3.5,3.8及3.8 ng/L,而利用浸入式固相微萃取法之MDL分別為19.2,20.4及31.7ng/L。利用頂空式固相微萃取法分析實際海水樣品結果顯示,台灣五個港口之海水樣品中有機錫含量分別為MBT5.5-51.9,OBT<MDL-19.5及TBT<MOL-7.8ngIL。 |
英文摘要 | Headspace and aqueous phase solid phase microextraction (SPME) mehtods for the analysis of butyltin compounds in sea water were evaluated and compared. The method detection limit (MDL) for monobutyl- (MBT), dibutyl- (DBT), and tributyltin (TBT) in sea water were detected as 3.5, 3.8, and 3.8 ng/L, respectively, by the headspace SPME method. On the other hand, the MDL for MBT, DBT, and TBT in sea water were detected as 19.2, 20.4, and 31.7 ng/L, respectively, by the aqueous phase SPME method. Butyltin compounds in seawater collected from different harbors in Taiwan had MBT in the range of 5.5-51.9, DBT <MDL-19.5, and TBT <MDL-7.8 ng/L as detected by the headspace SPME method. |
本系統中英文摘要資訊取自各篇刊載內容。