食品科学 ›› 2002, Vol. 23 ›› Issue (9): 87-89.

• 分析检测 • 上一篇    下一篇

差示扫描量热法测定番茄红素的纯度

 李伟, 丁霄霖, 戴庆平, 袁钻云   

  1. 南京大学现代分析中心,江南大学食品学院
  • 出版日期:2002-09-15 发布日期:2011-12-31

Purity Determination of Lycopene With Dsc

 LI  Wei, DING  Xiao-Lin, DAI  Qing-Ping, YUAN  Zuan-Yun   

  • Online:2002-09-15 Published:2011-12-31

摘要: 差示扫描量热法(differentialscanningcalorimetry,简称DSC)是法定的药物纯度测试手段之一,可以快速、方便、准确地测定高纯度化工、医药产品。本文应用此项技术对纯化出的番茄红素晶体进行了纯度测定。并将测定结果与HPLC法和分光光度法做了比较,结果表明DSC法具有较高的准确度。

关键词: 差示扫描量热法, 番茄红素晶体, 纯度测定

Abstract: DSC method was found to be a simple , rapid and precise method appied to purity determination. Lycopene crystal was preparaed. Its purity was determined with DSC. The analysis result was compared with HPLC and UV-Visible methods.

Key words: DSC , Lycopene , Purity determination