| 傅立叶变换红外光谱法测定食品中反式脂肪酸 |
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| 引用本文： | 余丽娟,郑建明,姚维武,孙袁先,艾明.傅立叶变换红外光谱法测定食品中反式脂肪酸[J].山东化工,2011,40(3):72-74. |
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| 作者姓名： | 余丽娟 郑建明 姚维武 孙袁先 艾明 |
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| 作者单位： | 江苏天瑞仪器股份有限公司,江苏,苏州,215300 |
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| 摘 要： | 建立了一种食品中反式脂肪酸含量的测定方法,以酸水解法提取食品中脂肪酸,用傅立叶变换红外光谱仪对反式脂肪酸含量进行了快速测定,回收率达到89.26%~106.51%,相对标准偏差2.29%,结果重复性好,准确可靠。
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| 关 键 词： | 红外光谱 食品 反式脂肪酸 |
Determination of Trans Fatty Acids in Foodstuff by FTIR |
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| YU Li-juan,ZHENG Jian-ming,YAO Wei-wu,SUN Yuan-xian,AI Ming.Determination of Trans Fatty Acids in Foodstuff by FTIR[J].Shandong Chemical Industry,2011,40(3):72-74. |
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| Authors: | YU Li-juan ZHENG Jian-ming YAO Wei-wu SUN Yuan-xian AI Ming |
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| Affiliation: | YU Li-juan,ZHENG Jian-ming,YAO Wei-wu,SUN Yuan-xian,AI Ming(Jiangsu Skyray Instrument Co.,Ltd.,Suzhou 215300,China) |
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| Abstract: | A method for the determation of trans fatty acids in foods was established.Study on extracting fatty acids form foods through acid-hydrolysis method,rapid determanation of trans fatty acids by FTIR,the recovery rate was 89.26%~106.51% and the relative standard deviation was 2.29%,the method was simple and accurate with a good reproducibility. |
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| Keywords: | FTIR foodstuff trans fatty |
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