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題 名 | 以FT-IR法定量汽油與柴油之研究 |
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作 者 | 江漢全; 邱求三; | 書刊名 | 技術學刊 |
卷 期 | 8:2 1993.06[民82.06] |
頁 次 | 頁163-167 |
分類號 | 342.13 |
關鍵詞 | FT-IR法; 汽油; 定量; 柴油; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究為探討溶於萃取用溶劑中的汽、柴油定量分析,其原理係以霍氏轉換式紅外線光譜儀 (FT-IR) 為分析儀器,以測量脂肪族C-H鍵的伸縮振動吸收為定量的基礎。基於不會在FT-IR2500-3500cm-1的波數範圖造成干擾及安全上的考量,建議採取三氯三氯乙烷為萃取溶劑。欲定量溶於三氟三氯乙烷中之汽、柴油含量,若參照標準法,均以2930cm-1為定量波數,則對汽油含量的測定會產生較大的誤差。研究發現欲定量樣品中之汽、柴油含量,其FT-IR定量波數分別選擇2962cm-1及2930cm -1 ,可得較佳的結果。 |
英文摘要 | The purpose of this study is to use the quantitative analysis to determine the amounts of gasoline and diesel in extractive solvents. Fourier transform infrared spectrophotometer (FT-IR) is used to measure the stretching vibration intensity of the aliphatic C-H bond. The interference range from 2500 to 3500 cm-1 in FT-IR and the toxicity to operators were concerned for choosing an appropriately extractive solvent. The comparative results suggest that 1,1 ,2-trichloro-1,2,2-tri fluoroethane (C2F3Cl3) is the best one. According to the standard method, the band intensity of FT -IR absobance at 2930 cm -1 is used for quantitative analysis of the oils. The experimental results show that a big error on the quantitation for gasoline by this wavenumber was occured. From this experiment, it concluded that the band intensity of FT-IR absorbance at 2962 cm -1 for gasoline and at 2930cm -1 for diesel are the better choice. |
本系統中英文摘要資訊取自各篇刊載內容。