HPLC fingerprint detection method for liver-comforting decoction
A technology of fingerprint and detection method, which is applied in the field of quality detection of drugs, can solve problems such as the influence of consistency between batches of quality, instability of medicinal materials, unfavorable curative effect, etc., and achieve quality uniformity, many characteristic peaks, and simple detection methods Effect
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Embodiment 1
[0029] 1 material
[0030] 1.1 Instruments and reagents:
[0031] Instruments: Ultimate 3000 High Performance Liquid Chromatography (Thermo Fisher, Germany); DAD-3000 Diode Array Detector (Thermo Fisher, Germany); MS105DU Electronic Analytical Balance (Mettler-Toledo); KQ-300E Ultrasonic Cleaner Machine (Kunshan Ultrasonic Instrument Co., Ltd.); HH-S26S digital display constant temperature water bath, etc.
[0032] Reagents: acetonitrile, chromatographically pure (Merck); formic acid, chromatographically pure (Fisher); phosphoric acid, chromatographically pure (Kermel); ethanol, analytically pure (Kermel); Watsons purified water.
[0033] Paeoniflorin reference substance (batch number: 110736-201842, China National Institutes for Food and Drug Control);
[0034] Huagan decoction was provided by Henan Tailong Pharmaceutical Co., Ltd., and the batch number information is shown in Table 1.
[0035] Table 1 Batch number information of Huagan decoction
[0036]
[0037]
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