A kind of quality control method of the traditional Chinese medicine preparation of treating cold cough, chronic bronchitis
A technology for chronic bronchitis and traditional Chinese medicine preparations, applied in the direction of measuring devices, instruments, scientific instruments, etc., can solve the problems of unclear main spots and poor repeatability, and achieve improved quality monitoring level, good reproducibility, and high practicality value effect
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Embodiment 1
[0019] Inspection of Kening Granules:
[0020] Test product: granules prepared from cotton root, pine cone, and loquat leaf three traditional Chinese medicines, commercially available products, produced by Guangxi Zhuang Autonomous Region Hongyao Industry Co., Ltd.
[0021] (1) Take 5g of this product, add 20ml of water to dissolve, shake and extract with 20ml of ethyl acetate-ethanol (4:1), separate the ethyl acetate liquid, dehydrate with anhydrous sodium sulfate, filter, and evaporate the filtrate to dryness. The residue was dissolved by adding 1ml of ethyl acetate, filtered, and the filtrate was used as the test solution. Take another 1.5g of cotton root reference medicinal material, add 40ml of water, decoct for 30 minutes, filter, shake the filtrate with 10ml of ethyl acetate-ethanol (4:1) to extract, dehydrate the extract with anhydrous sodium sulfate, filter, and the filtrate Evaporate to dryness, add 0.5ml of ethyl acetate to the residue to dissolve, filter, and use ...
Embodiment 2
[0025] Inspection of Kening Syrup:
[0026] Test product: a syrup prepared from cotton root, pine cone, and loquat leaf 3 flavors of traditional Chinese medicine, a commercially available product, produced by Guangxi Zhuang Autonomous Region Hongyao Industry Co., Ltd.
[0027] (1) Take 5ml of this product, add 5ml of water, shake and extract with 20ml of ethyl acetate-ethanol (4:1), separate the ethyl acetate liquid, dehydrate with anhydrous sodium sulfate, filter, evaporate the filtrate to dryness, add the residue Ethyl acetate 1ml was dissolved, filtered, and the filtrate was used as the test solution. Take another 1.5g of cotton root reference medicinal material, add 40ml of water, decoct for 30 minutes, filter, shake the filtrate with 10ml of ethyl acetate-ethanol (4:1) to extract, dehydrate the extract with anhydrous sodium sulfate, filter, and the filtrate Evaporate to dryness, add 0.5 ml of ethyl acetate to the residue to dissolve, filter, and use the filtrate as the r...
Embodiment 3
[0031] Inspection of Kening Oral Liquid:
[0032] Test product: oral liquid prepared from three traditional Chinese medicines: cotton root, pine cone, and loquat leaf
[0033] (1) Take 5ml of this product, add 5ml of water, shake and extract with 20ml of ethyl acetate-ethanol (4:1), separate the ethyl acetate liquid, dehydrate with anhydrous sodium sulfate, filter, evaporate the filtrate to dryness, add the residue Ethyl acetate 1ml was dissolved, filtered, and the filtrate was used as the test solution. Take another 1.5g of cotton root reference medicinal material, add 40ml of water, decoct for 30 minutes, filter, shake the filtrate with 10ml of ethyl acetate-ethanol (4:1) to extract, dehydrate the extract with anhydrous sodium sulfate, filter, and the filtrate Evaporate to dryness, add 0.5 ml of ethyl acetate to the residue to dissolve, filter, and use the filtrate as the reference drug solution. According to the TLC test of the Chinese Pharmacopoeia, draw 5-10 μl of each ...
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