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近红外漫反射光谱法快速鉴别药用辅料

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Indexed by:期刊论文

Date of Publication:2013-10-15

Journal:精细化工

Included Journals:PKU、ISTIC、CSCD

Volume:30

Issue:10

Page Number:1143-1148

ISSN No.:1003-5214

Key Words:近红外;漫反射;药用辅料;定性分析;医药与日化原料

Abstract:该文建立了采用近红外光谱法对41种常用药用辅料进行快速、准确、无损鉴别的方法,每个品种6批次样品共得246张光谱,215张用于建立模型,41张用于验证模型.在3 966 ~ 10 414 cm-1内,使用二阶导数9点平滑光谱预处理方法,结合第一范围标定法建立的“总库1”定性分析模型可准确鉴定30种辅料,其余5大类11种辅料被直接转入“子库2-6”进一步鉴定,直至完全分离.结果表明,对验证集样品鉴别准确度达100%.对比于操作繁琐、费时的传统检测方法,该方法快速、准确,适用于制药企业在原料进厂时逐桶定性鉴别和车间投料的过程控制.

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