Method for determining content of harpagoside in radix scrophulariae medicinal material
A technology for the determination of harpagoside and its method, which is applied in the field of content determination of harpagoside in Scrophulariae Radix Scrophulariae, which can solve the problems of signal fluctuation and dependence on the production process level of instruments, achieve objective result standards, and improve the method and scope of the content determination of medicinal materials , the effect of satisfying the linear requirement
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[0056] In order to make the technical solution of the present invention clearer and clearer to those skilled in the art, the present invention will be described in further detail below with reference to the embodiments and accompanying drawings, but the embodiments of the present invention are not limited thereto.
[0057] The experimental methods in the following examples are conventional methods unless otherwise specified. The medicinal raw materials, reagents, materials, etc. used in the following examples can be obtained from commercial channels unless otherwise specified.
[0058] Control substance Harpagoside (Harpagoside, batch number: MUST-12071801, Chengdu Munster); chromatography grade acetonitrile, methanol (Fisher, USA); mass spectrometry grade formic acid (Clamar, China); Watsons distilled drinking water.
[0059] Eight batches of Scrophularia Radix were purchased from Hebei Anguo Medicinal Materials Market, Scrophularia GAP Base, Internet Medicinal Materials Plat...
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