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薄层扫描法测定中药马钱子制剂中士的宁和布鲁生[J]. 中国药科大学学报, 1985, (4): 44-49.
引用本文: 薄层扫描法测定中药马钱子制剂中士的宁和布鲁生[J]. 中国药科大学学报, 1985, (4): 44-49.
DETERMINATION OF STRYCHNINE AND BRUCINE IN CHINESE PATENT MEDICINE BY THIN LAYER CHROMATOGRAPHIC SCANNING[J]. Journal of China Pharmaceutical University, 1985, (4): 44-49.
Citation: DETERMINATION OF STRYCHNINE AND BRUCINE IN CHINESE PATENT MEDICINE BY THIN LAYER CHROMATOGRAPHIC SCANNING[J]. Journal of China Pharmaceutical University, 1985, (4): 44-49.

薄层扫描法测定中药马钱子制剂中士的宁和布鲁生

DETERMINATION OF STRYCHNINE AND BRUCINE IN CHINESE PATENT MEDICINE BY THIN LAYER CHROMATOGRAPHIC SCANNING

  • 摘要: 本文应用薄层扫描法,测定了两种中药复方制剂中士的宁(strychnine)和布鲁生(brucine)含量。样品在碱性条件下用乙醚—氯仿(3∶1)液浸泡提取,提取液于硅胶GF_(254)薄层上,以甲醇-4N氨水(9∶1)展开分离,在CS-910双波长薄层扫描仪上,λs=255nm、295nm和λ_R=400nm分别测定士的宁和布鲁生。点样量0至10.00μg与积分值呈线性关系,回收率95%以上,变异系数小于5%。

     

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