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題 名 | Determination of Tributyltin in Sediments from the Machu and Taiwan Coastal Areas=馬祖與臺灣沈積物三丁基錫之研究 |
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作 者 | 洪楚璋; 劉博平; | 書刊名 | 臺灣海洋學刊 |
卷 期 | 37:1 1998.06[民87.06] |
頁 次 | 頁105-112 |
分類號 | 351.983 |
關鍵詞 | 馬祖; 臺灣; 沈積物; 三丁基錫; Tributyltin; Harbors; Dumpsites; Taiwan and Machu coastal sediments; |
語 文 | 英文(English) |
中文摘要 | 本研究目的在探討氯化衍生物與崔普龍萃取,並以氣相層析╱火焰光譜偵測方法 分析沈積物中三丁基錫。在該方法中,使用三丁基錫作為內標準外,並使用聯合國大學贈送 之標準參考品(NIES NO.11)探討其方法之準確性與偏差性。五次分析結果,發現準確度為86% ,精密度為±4.5%;將該標準參考品添加於臺南水試所養殖魚池及金山沈積物中,五次分析 結果發現回收率分別高達82.8±3.6%與80.0±3.7%;重複分析之方法偵測極限值為50.5ng/g 。 使用本方法分析馬祖(包括港區及養殖牡蠣等海域)與臺灣(包括二仁溪河川及河口, 主要為廢五金業區),金山核二廠出水口(主要為秘鯛魚出現地區)及基隆外海(海拋港區 污泥區域)等地區沈積物,發現最高三丁基錫含量(2500ng/g,乾重)出現在基隆外海海拋 港區污泥地區,次高值(624ng/g,乾重)與再次高值(104ng/g,乾重)分別出現在馬祖港 (M7)及南竿(M4);馬祖養殖牡蠣,臺灣二仁溪廢五金業區及金山核二廠秘鯛魚出現等地區沈 積物含三丁基錫量均低於分析方法偵測極限值。 |
英文摘要 | The extremely high TBT content (as high as 2500 ng/g, dry weight) found in sediments from the dumpsites of dredged materials from Keelung Harbor and the second highest value (840 ng/g) from the Keelung Harbor near the China Ship Building Company clearly indicate the sources of TBT pollution. Among the Machu coastal sediments, a high TBT value (624 ng/g) was obtained at Fu-Au Harbor. For the sediments collected from the areas of copper recycling operations (Erhjin estuary) and the outlet from nuclear power plants (Chinshan), the TBT content is below the detection limit of the method. This suggests that the existence of green oysters (Crassostrea gigas) along the Erhjin Chi estuary and skeletal deformities in fish (Terapon jarbua and Liza macrolepis) along the Chinshan coastal areas are not caused by TBT pollution. |
本系統中英文摘要資訊取自各篇刊載內容。