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巴氏灭菌与超高温灭菌对全脂牛乳挥发性风味物质的影响
引用本文:张晓梅,仝令君,潘明慧,艾娜丝,王 静,孙宝国.巴氏灭菌与超高温灭菌对全脂牛乳挥发性风味物质的影响[J].食品科学,2017,38(10):173-177.
作者姓名:张晓梅  仝令君  潘明慧  艾娜丝  王 静  孙宝国
作者单位:1.天津科技大学食品工程与生物技术学院,天津 300457; 2.北京工商大学 北京食品营养与人类健康高精尖创新中心,北京市食品添加剂工程技术研究中心,北京 100048
基金项目:国家自然科学基金面上项目(31571940);国家自然科学基金青年科学基金项目(31501559)
摘    要:采用顶空固相微萃取分别对原料全脂牛乳、巴氏灭菌全脂牛乳和超高温灭菌全脂牛乳的挥发性成分进行萃取,经气相色谱-质谱联用仪分析。结果显示,原料全脂牛乳中共鉴定出12种挥发性物质,主要包括酸类和烷烃类;巴氏灭菌全脂牛乳中共鉴定出17种挥发性物质,主要包括酸类、酯类、酮类和烷烃类;超高温灭菌全脂牛乳中共鉴定出17种挥发性物质,主要包括酸类、酮类和烷烃类。经数据统计分析,3种牛乳样品的挥发性组分呈现明显差异。

关 键 词:原料全脂牛乳  巴氏灭菌全脂牛乳  超高温灭菌全脂牛乳  挥发性风味物质  

Effect of Pasteurization Versus Ultra-High-Temperature on Volatile Flavor Compounds of Bovine Whole Milk
ZHANG Xiaomei,TONG Lingjun,PAN Minghui,AI Nasi,WANG Jing,SUN Baoguo.Effect of Pasteurization Versus Ultra-High-Temperature on Volatile Flavor Compounds of Bovine Whole Milk[J].Food Science,2017,38(10):173-177.
Authors:ZHANG Xiaomei  TONG Lingjun  PAN Minghui  AI Nasi  WANG Jing  SUN Baoguo
Affiliation:1. College of Food Engineering and Biotechnology, Tianjin University of Science and Technology, Tianjin 300457, China; 2. Beijing Advanced Innovation Center for Food Nutrition and Human Health, Beijing Engineering and Technology Research Center of Food Additives, Beijing Technology and Business University, Beijing 100048, China
Abstract:The volatile flavor compounds of raw whole milk (RWM), pasteurized whole milk (PWM) and ultra-hightemperature whole milk (UWM) were extracted by headspace solid-phase micro-extraction, and then analyzed by gas chromatography-mass spectrometry (HS-SPME-GC-MS). A total of 12 volatiles were identified from RWM, mainly including acids and hydrocarbons; 17 volatiles were identified from PWM, mainly including acids, esters, ketones and hydrocarbons; and 17 volatiles were identified from UWM, mainly including acids, ketones and hydrocarbons. According to the statistical analysis of the data, there was a significant variability among the volatiles of 3 milk samples.
Keywords:raw whole milk  pasteurized whole milk  ultra-high-temperature (UHT) whole milk  volatile flavor compound  
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