食品科学 ›› 2007, Vol. 28 ›› Issue (1): 275-277.

• 分析检测 • 上一篇    下一篇

乳品中双乙酰检测方法研究

 吕嘉枥, 韩迪, 李成涛   

  1. 陕西科技大学生命科学与工程学院; 陕西科技大学生命科学与工程学院 陕西咸阳712081; 陕西咸阳712081;
  • 出版日期:2007-01-15 发布日期:2011-12-31

Study on Determination of Diacetyl in Dairy

 吕Jia-Li , HAN  Di, LI  Cheng-Tao   

  1. College of Life Science and Engineering, Shaanxi University of Science and Technology, Xianyang 712081, China
  • Online:2007-01-15 Published:2011-12-31

摘要: 本文根据乳品中的成分的复杂性及双乙酰含量的特殊性,研究了以鲜奶为溶剂制作双乙酰标准曲线和紫外分光光度法测定乳品中双乙酰含量的测定方法。该方法重现性好,测量误差小。

关键词: 乳品, 双乙酰, 测定

Abstract: According to the yogurt’s complex ingredients and the particular content of diacetyl, this article studied the determination of diacetyl in yogurt with ultraviolet spectrophotometer. In this technique, the boiled fresh milk instead of the distilled water as used to make the diacetyl’s calibration curve. The result has good reproductivity and little test error.

Key words: yogurt, diacetyl, determination