Huoxiang Zhengqi liquid quality control method
A quality control method, the technology of Huoxiangzhengqi water, which is applied in measuring devices, instruments, scientific instruments, etc., can solve the problems of complex chemical composition and unclear medicinal effect, and achieve high repeatability and ensure stable and consistent effects.
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[0035] The present invention will be further described below in conjunction with specific embodiments, but it is not limited thereto.
[0036] A kind of quality control method of Huoxiang Zhengqi water, comprises the steps:
[0037]1) Preparation of the solution of the product to be tested: Take 300 μL of the product to be tested in Huoxiang Zhengqi Water, dilute to 1 mL with water, extract 3 times with ethyl acetate, take 2 mL of ethyl acetate each time, combine the extracts, and evaporate the acetic acid to dryness Ethyl ester, dilute to 10 mL with methanol, shake well, filter, and obtain;
[0038] 2) The product solution to be tested is carried out by high-performance liquid chromatography under the following chromatographic conditions to obtain the high polarity part fingerprint of the product to be tested:
[0039] Chromatographic column adopts Diamonsil C 18 ; Using gradient elution, mobile phase A is 0.05% formic acid aqueous solution, B is acetonitrile, C is methanol...
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