【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。更多还原

【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.更多还原