三七及其混伪品的紫外谱线组法鉴别研究 |
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引用本文: | 李海涛,徐红欣,张娜,郝丽静.三七及其混伪品的紫外谱线组法鉴别研究[J].安徽农业科学,2012,40(9):5161-5163. |
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作者姓名: | 李海涛 徐红欣 张娜 郝丽静 |
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作者单位: | 河北大学中医学院,河北保定071000;保定市青年路幼儿园,河北保定071000;河北大学药学院河北省药物质量研究重点实验室,河北保定,071000;河北大学中医学院,河北保定,071000 |
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基金项目: | 河北省保定市科技公关项目(08ZF088) |
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摘 要: | 目的]建立鉴别三七及其混伪品高良姜、白及、姜黄和莪术的紫外谱线组鉴别方法。方法]采用水、乙醇、石油醚、乙酸乙酯和氯仿对5种药材分别进行提取,然后进行紫外检测及其一阶导数光谱检测。结果]正品三七与高良姜、白及、姜黄和莪术的紫外吸收光谱的峰位置和吸光度有明显的差异。结论]该方法简便、准确、灵敏,能够很好的区别三七及其混伪品。
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关 键 词: | 三七(RADIX NOTOGINSENG) 高良姜(RHIZOMA ALPINIAE OFFCINARUM) 白及(RHIZOMA BLETILLAE) 姜黄 莪术 紫外谱线组法 鉴别 |
Identification of RADIX NOTOGINSENG and its Counterfeits by UASLG Method |
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Institution: | LI Hai-tao et al(College of Chinese Medicine,Hebei University,Baoding,Hebei 071000) |
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Abstract: | Objective] To establish a method for distinguishing RADIX NOTOGINSENG from its counterfeits including RHIZOMA ALPINIAE OFFCINARUM,RHIZOMA BLETILLAE,RHIZOMA CURCUMAE LONGAE and RHIZOMA CURCUMAE by ultraviolet spectral line group(UASLG).Method] The 5 kinds of medicines were extracted with five different solvents of water,ethanol,petroleum ether,ethyl acetate and chloroform.Then,the absorbance in UV and first-order derivative spectrum were measured.Result] There were significant differences in the peak position and absorbance inultraviolet absorption spectrum among RADIX NOTOGINSENG,RHIZOMA ALPINIAE OFFCINARUM,RHIZOMA BLETILLAE,RHIZOMA CURCUMAE LONGAE and RHIZOMA CURCUMAE.Conclusion] The method was simple and accurate,and could be used to distinguish RADIX NOTOGINSENG from its counterfeits. |
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Keywords: | RADIX NOTOGINSENG RHIZOMA ALPINIAE OFFCINARUM RHIZOMA BLETILLAE RHIZOMA CURCUMAE LONGAE RHIZOMA CURCUMAE UASLG Identification |
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