Quality control method for Desheng preparation
A quality control method and preparation technology, which can be used in testing pharmaceutical preparations, measuring devices, pharmaceutical formulations, etc., and can solve problems such as inability to effectively control the quality of preparations, affecting product production and ensuring quality.
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Embodiment 1
[0131] The quality control of embodiment 1 Desheng granules
[0132] The quality control method of the present invention comprises the following steps:
[0133] The observation of traits, the steps are:
[0134] 【Properties】This product is yellow to yellow-brown granules; sweet in taste.
[0135] Content identification, the steps are:
[0136] [Identification] (1) Take 5g of this product, add 30ml of ethanol, ultrasonic for 30 minutes, let cool, filter, and concentrate the filtrate to about 5ml, add it to an activated carbon-alumina column (activated carbon 0.5g; neutral alumina 100-120 Mesh, 2g, inner diameter 10mm), elute with 30ml of ethanol, collect the eluent, evaporate to dryness, add 0.5ml of ethanol to dissolve the residue, and use it as the test solution. Take another stachydrine hydrochloride reference substance, add ethanol to form a solution containing 5mg per 1ml, as the reference substance solution. According to the test of thin-layer chromatography (Appendix...
Embodiment 2
[0148] Embodiment 2 gets raw granule
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