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Method for identifying medlar and common cnidium fruit in Qirong tablets

A technology of Qirong Tablets and Cnidium Fructus, which is applied in the field of quality control of Qirong Tablets, can solve the problems of cumbersome operation and low specificity, and achieve good separation effect, clear spots and high sensitivity

Active Publication Date: 2010-08-11
宁夏启元国药有限公司
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  • Abstract
  • Description
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  • Application Information

AI Technical Summary

Problems solved by technology

At present, the identification of Fructus Lycii and Fructus Cnidii in Qirong Tablets is carried out using the chemical identification method in the quality control standards of Qirong Tablets involved in the Ministry of Health Ministry of Health of China. This method is cumbersome to operate and not specific. powerful

Method used

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  • Method for identifying medlar and common cnidium fruit in Qirong tablets
  • Method for identifying medlar and common cnidium fruit in Qirong tablets
  • Method for identifying medlar and common cnidium fruit in Qirong tablets

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Embodiment Construction

[0050] The specific examples exemplified below are only for explaining the present invention, and do not constitute any limitation to the present invention.

[0051] 1. Identification method of wolfberry in Qirong tablets

[0052] 1. Preparation of the test solution:

[0053] Take 5 tablets of this product, remove the coating, grind finely (meaning that it can pass through a 80-mesh sieve), add 50ml of water, heat and boil for 15 minutes, let it cool (refers to letting it cool to room temperature), filter, add 20ml of ethyl acetate to the filtrate, shake Shake the extraction and concentrate the extract to 1ml as the test solution.

[0054] 2. Preparation of the reference drug solution

[0055] Take another 0.5 g of wolfberry reference medicinal material, and control medicinal material solution according to the above method.

[0056] 3. Identification process

[0057] According to the thin-layer chromatography ("Chinese Pharmacopoeia 2005 Edition, Appendix VI B) test, draw ...

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Abstract

The invention relates to a method for identifying medlar and common cnidium fruit in Qirong tablets. The qualitative identification of the medlar and common cnidium fruit in the Qirong tablets is performed by adopting thin layer chromatography. Tests prove that the method for identifying the medlar and the common cnidium fruit in the Qirong tablets has the advantages of simple and convenient operation, excellent separation effect, high sensitivity and clear spots. Through negative control, the interference is absent. The method is proved to have specificity and durability, so the method can be listed as quality standard of the Qirong tablets.

Description

technical field [0001] The invention relates to a quality control method for Qirong tablets, in particular to a method for identifying wolfberry and cnidium in Qirong tablets. Background technique [0002] Qirong tablets are prepared from nine raw materials: wolfberry fruit, Cistanche deserticola, Cynomorium cynomorium, Cnidium fruit, Ligustrum lucidum fruit, Schisandra fruit, Rosa laevigata, Epimedium and Cuscuta seed. The prescription and production method are as follows: [0003] [Prescription] Wolfberry 70g, Cistanche 140g, Cynomorium 210g [0004] Cnidium 42g Ligustrum 56g Schisandra 42g [0005] Golden Cherry Seed 56g Epimedium 98g Cuscuta 84g [0006] [Preparation method] The above nine flavors and Cynomorium are crushed into fine powder and sieved; Schisandra and Cnidium are heated and refluxed for 2 hours by adding 10 times the amount of 60% ethanol for the first time, and heated and refluxed for the second time by adding 8 times the amount of 60% ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61K36/815A61K9/20G01N30/90
Inventor 丁建宝田文荣亓伟孙志刚冯梅
Owner 宁夏启元国药有限公司
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