頁籤選單縮合
題 名 | Determination of Organochlorine Pesticides in Milk by Electron Capture Capillary Gas Chromatography |
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作 者 | 何武雄; 于俐君; | 書刊名 | Journal of the Chinese Chemical Society |
卷 期 | 47:3 2000.06[民89.06] |
頁 次 | 頁469-473 |
分類號 | 341.94 |
關鍵詞 | Organochlorine pesticides; Solid-phase extraction; Milk; |
語 文 | 英文(English) |
英文摘要 | The goal of this study was to develop an analytical method to determine the organochlorine pesticides residues in milk. The samples were loaded onto the self-packed diatomaceous earth columns, then eluted with 25 mL solvent mixture of n-hexane-acetone-ethyl acetate (4+2+1, v/v/v). After collection and concentration, the extracts were cleaned up by the C18 solid-phase extraction cartridges. Gas chromatograph/electron capture detector was used for determination. The average recoveries of milk which were spiked with 10 ng/mL of ��-BHC, lindane, heptachlor, dieldrin, p,p!|-DDD, and p,p!|-DDT were above 92%. Limits of detection between 0.5-1.8 ng/mL were achieved. |
本系統中英文摘要資訊取自各篇刊載內容。