Method for controlling quality of red medicinal gel
A quality control method and gel technology, which can be used in pharmaceutical formulations, medical preparations containing active ingredients, antipyretics, etc., and can solve problems such as side effects
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experiment example 1
[0184] Experimental example 1: Quality control method of red medicine gel
[0185] Identification:
[0186] (1) Take 2g of this product, add 2g of diatomaceous earth, mix well, add 20ml of diethyl ether, ultrasonicate for 10 minutes, filter, evaporate the filtrate to dryness, add 1ml of ethyl acetate to dissolve the residue, and use it as the test solution. Take another imperatorin reference substance, add ethyl acetate to make a solution containing 0.5mg per 1ml, as the reference substance solution. According to the thin-layer chromatography (Appendix VI B of the Chinese Pharmacopoeia 2005 edition), draw 8 μl of the test solution and 2 μl of the reference solution, respectively spot on the same silica gel G thin-layer plate, add petroleum ether (30-60°C) - Diethyl ether (3:2) was used as the developer, developed, taken out, dried in the air, and inspected under ultraviolet light (365nm). In the chromatogram of the test product, at the position corresponding to the chromatog...
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