引用本文: | 郑力行;王以俭;周洁1.导数光谱法测定石杉碱甲片中的石杉碱甲的含量[J].中国现代应用药学,1998,(2):42-43. |
| Zheng Lixing (Zheng LX ) , Wang Yijian ( Wang YJ ), Zhou Jie ( Zhou J ).Determination of the content of Huperizini-A in tabellae huperizinz-A by the first-derivative spectrophotometry[J].Chin J Mod Appl Pharm(中国现代应用药学),1998,(2):42-43. |
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摘要: |
采用一阶导数紫外光谱法中的峰-零法测定石杉碱甲片(双益平)中石杉碱的含量,测定波长为318nm。三组不同量样品的平均回收率为98.25%,平均RSD为2.4%(样品总数n=30)。测定方法简便准确。 |
关键词: 石杉碱甲 一阶导数光谱法 峰-零法 |
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Determination of the content of Huperizini-A in tabellae huperizinz-A by the first-derivative spectrophotometry |
Zheng Lixing (Zheng LX ) , Wang Yijian ( Wang YJ ), Zhou Jie ( Zhou J )
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Abstract: |
A first derivative UV-spectophotometric method was successfully used by peak-zero method for the determination of Huperzini-A in tabellae huperizinz- A, the wave length of detenniniation was 318nm.The average recovery of three groups was 98.25% ,the avera |
Key words: first derivative UV-spectophotomentry, Peak-zero method, Huperizini-A |