食品科学 ›› 2002, Vol. 23 ›› Issue (5): 43-45.

• 基础研究 • 上一篇    下一篇

洋葱表皮色素的提取及性质研究

 蒲含林, 周晖, 余榕捷, 汪炬   

  1. 暨南大学生物工程研究所
  • 出版日期:2002-05-15 发布日期:2012-02-13

Extraction and Properties Research on the Pigment Obtained from Onion Scarfskin

 PU  Han-Lin, ZHOU  Hui, YU  Rong-Jie, WANG  Ju   

  • Online:2002-05-15 Published:2012-02-13

摘要: 研究洋葱表皮色素的提取工艺和基本性质。结果表明,洋葱表皮色素易溶于热水、乙醇水溶液,溶于丙酮,难溶于冷水、氯仿、乙酸乙酯、乙醚;对酸、弱碱、还原剂、氧化剂、食品添加剂、金属离子较稳定,但对高温和强光照射不稳定,洋葱表皮色素将成为食品、医药和化妆品中使用的良好的天然色素。

关键词: 洋葱表皮, 色素, 提取, 稳定性

Abstract: The extraction technology,basic properties and stability of the pigment obtained from onion scarfskin were studied in this paper.The effects of pH value,oxidizer,reductant,food additives,sunlight,temperature,metallic ions on the stability of the pigment were studied.

Key words: Onion scarfskin , Nature pigment , Stability