Heart-soothing and lipid-lowering tablet medicine quality standard detecting method
A lipid-lowering and relaxing technology, applied in pharmaceutical formulations, measuring devices, drug combinations, etc., can solve the problems of not being able to meet technical requirements and the requirements of stable and controllable product quality, difficult to accurately reflect product quality, and no content determination. Exclusive, easy-to-operate, and powerful effects
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[0043] 1. The identification method of Polygonum cuspidatum and Radix Paeoniae Rubra in Shuxin Jiangzhi Tablets is as follows:
[0044] 1. Identification of Polygonum cuspidatum: Take 30 tablets of this product, remove the coating, grind finely, put them in a stoppered conical flask, add 50ml of 80% ethanol solution, heat and reflux for 1 hour, let cool, filter, and put the filtrate on a water bath to evaporate Ethanol, transfer the remaining liquid into a separatory funnel, adjust the pH value to about 2 with hydrochloric acid, add 2g of sodium chloride, shake well, extract 3 times with ether, 20ml each time, combine the ether extracts, wash with 10ml of water, and wash with water. Discarded, the ether extract was evaporated to dryness on a water bath, the residue was dissolved in 2ml of methanol, and the supernatant was taken as the test solution. Take another emodin reference substance, add methanol to make a solution containing 1mg per 1ml, as the reference substance solut...
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