食品科学 ›› 1997, Vol. 18 ›› Issue (6): 12-15.

• 食品科学 • 上一篇    下一篇

可食用膜通透性的测定

  陈秀芳,  肖刚,  许时婴,  王璋   

  1. 无锡轻工大学食品学院
  • 出版日期:1997-06-15 发布日期:2011-12-19

   Chen-Xiu-Fang,   Xiao-Gang,   Xu-Shi-Ying,   Wang-Zhang   

  • Online:1997-06-15 Published:2011-12-19

摘要:  根据“浓度增加法”原理和3个室组成的通透性测定仪测定可食用膜的透氧率,用气相色谱测定气体透过量。结果表明,该方法具有灵敏度高、数据重现性好以及耗时短等特点。

关键词: 气相色谱, 可食用膜, 通透仪, 透氧率

Abstract: The concen t rat ion -increase method and the instrument of permeability cell which consisted of three compartment were used to determine gas permeability of edible films- The Permeating oxygen was measured by gas chromatographic analysis.This method offers several advantages: 1) increased sensitivity. 2) date can be reproducible. 3) decreased time expenditure.

Key words:  , GC; Edible films; Permeability cell; Oxygen Permeability;