Author: |
李慶昌 Miaw-Jin Lin |
---|---|
Thesis Title: |
海水中錳元素之分析與物種鑑定 speciation and determination of manganese in seawater |
Advisor: |
吳家誠
Wu, Jia-Cheng |
Degree: |
碩士 Master |
Department: |
化學系 Department of Chemistry |
Academic Year: | 81 |
Language: | 中文 |
Number of pages: | 95 |
Keywords (in Chinese): | 海水;錳;物種分類;石墨爐原子吸光儀;chekex-100樹脂 |
Keywords (in English): | seawater;manganese;speciation;GFAAS;chelex-100 |
Thesis Type: | Academic thesis/ dissertation |
Reference times: | Clicks: 372 Downloads: 0 |
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海水的含鹽度極高,如何才能正確而有效的分析出其中微量金屬的濃度,
一直是環境分析化學上極具挑戰性的工作。本研究藉由Che-lex-100 樹脂
前濃縮法來分析海水中的總錳含量,再配合適當的前處理步驟,可達成海
水中錳物種的分類測定。海水中的錳以Chelex-100濃縮後,流洗液以石墨
爐原子吸光儀測定,所得方法偵測極限為 0.0072ppb,而平均回收率
為100.2
The salt content in seawater is very high and the matrix is