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| 摘要: |
| 分光光度法测定清宁丸中总蒽醌含量,以大黄素为参比物,0.5%醋酸镁甲醇液为显色剂,测定波长为513nm;线性范围:0.0314～0.2188mg/ml(r=0.9998),平均回收率99.67%(CV%=0.95,n=6);并对不同的提取方法进行了比较.为清宁丸质量考核提供了一个准确、可行和实用的方法. |
| 关键词: 大黄 蒽醌 分光光度法 |
| DOI： |
| 分类号: |
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| Determination of Anthraquinone in Qingningwan |
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Zhu Ming; Yu Jianping
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| Abstract: |
| An accurate method for measuring anthraquinone in Qingningwan was developed byspectrometry with emodinoas an external standard. The wavelength was 513 nm. Calibrationcurye was linear in the range of 0. 0314 - 0.2188 mg/ml (r = 0.9998) and average recovery |
| Key words: Qingningwan Anthraquinone Spectrometry |
