| 稳定性氢同位素分析在牛肉产地溯源中的应用 |
| |
| 引用本文： | 郭波莉,魏益民,Kelly D. Simon,潘家荣,魏帅.稳定性氢同位素分析在牛肉产地溯源中的应用[J].分析化学,2009,37(9). |
| |
| 作者姓名： | 郭波莉 魏益民 Kelly D. Simon 潘家荣 魏帅 |
| |
| 作者单位： | 1. 中国农业科学院农产品加工研究所/农业部农产品加工与质量控制重点实验室,北京,100193
2. Institute of Food Research,Norwich,NR4 7TJ,UK |
| |
| 基金项目： | "十一五"国家科技支撑计划，国家自然科学基金 |
| |
| 摘 要： | 探讨了利用高温热解炉和同位素比率质谱仪(IRMS)联用测定肉品中稳定性氢同位素比率的方法,并利用此方法测定了我国不同地域来源脱脂牛肉、牛尾毛中氢同位素比率.分析了牛组织中氢同位素组成与地域经度、纬度及海拔高度变化的关系,以及稳定性氢同位素用于牛肉产地溯源的可行性.结果表明,不同地域来源牛组织中δ2H值的差异显著,其与当地饮水中氢同位素组成密切相关,而且有随着地理纬度增加而减小的趋势; 牛尾毛与牛肉中δ2H值的相关性显著.稳定性氢同位素是用于牛肉产地溯源的一项很有潜力的指标,且牛肉和牛尾毛中的氢同位素组成均可反映牛来源地的信息.
|
| 关 键 词： | 牛肉 产地 溯源 稳定性氢同位素 |
Application of Stable Hydrogen Isotope Analysis in Beef Geographical Origin Traceability |
| |
| GUO Bo-Li,WEI Yi-Min,Kelly D. Simon,PAN Jia-Rong,Wei Shuai.Application of Stable Hydrogen Isotope Analysis in Beef Geographical Origin Traceability[J].Chinese Journal of Analytical Chemistry,2009,37(9). |
| |
| Authors: | GUO Bo-Li WEI Yi-Min Kelly D Simon PAN Jia-Rong Wei Shuai |
| |
| Institution: | GUO Bo-Li1,WEI Yi-Min1,Kelly D.Simon2,PAN Jia-Rong1,Wei Shuai11(Key Laboratory of Agro-Food Processing and Quality Control of Ministry of Agriculture,Institute of Agro-Food Science & Technology,Beijing 100193)2(Institute of Food Research,Norwich,NR4 7TJ,UK) |
| |
| Abstract: | A method of measuring the hydrogen isotope ratio in cattle tissues using pyrolysis instrument and isotope ratio mass spectrometry(IRMS) was examined and the hydrogen isotope ratio in cattle tissues from different regions of China was measured.The relationship between the stable hydrogen isotope in cattle tissues and the longitude,latitude and altitude of the region was analyzed,and the feasibility of applying the stable hydrogen isotope to trace the beef geographical origin in China was discussed.The result... |
| |
| Keywords: | Beef geographical origin traceability stable hydrogen isotope |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
