Detection method for content of peltate leaf perhexiline preparation
A detection method, the technology of Guanxinning, which is applied to the content detection of the traditional Chinese medicine preparation Dunye Guanxinning for the prevention and treatment of cardiovascular diseases, and the field of content determination of the active ingredient dunphylloside in the preparation of Dunye Guanxinning, which can solve the problem that there are no varieties of the preparation of Dunye Guanxinning. Content determination, no content determination items, etc., to achieve the effects of facilitating standardized production of drugs, improving quality controllability, and accuracy and stability
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[0028] 1. Instruments and reagents
[0029] Instruments: high performance liquid chromatography: Agilent 1200; Aotai 3300 evaporative light scattering detector; XS205 electronic balance (Mettler Toledo, Switzerland); KH-500DE ultrasonic cleaner (Kunshan Hechuang Ultrasonic Instrument Co., Ltd.).
[0030] Reagents: Methanol and acetonitrile are chromatographically pure, water level ultrapure water, and other chemical reagents are analytically pure.
[0031] Reference substance: glucoside, with a purity of 98.0%, provided by Baoji Chenguang Biotechnology Co., Ltd.
[0032] Test product: Dunye Guanxinning Tablets, provided by Jiangsu Huanghe Pharmaceutical Co., Ltd.
[0033] Negative samples of Dunye Guanxinning Tablets: the prescription lacks Dunye Guanxinning Tablets, and the other excipients are prepared according to the preparation method of Dunye Guanxinning Tablets, provided by Jiangsu Huanghe Pharmaceutical Co., Ltd.
[0034] 2. Chromatographic conditions
[0035] Colum...
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