Method for measuring contents of multiple components in Shenxiong glucose injection
A technology of Shenxiong glucose and a determination method is applied in the field of quality control of traditional Chinese medicine preparations, which can solve problems such as difficulty in comprehensively reflecting the characteristics of chemical components of preparations, and achieve the effect of improving the level of quality control.
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[0076] Example 1: Determination of the six chemical components of Danshensu Sodium, Ligustrazine Hydrochloride, Protocatechualdehyde, Rosmarinic Acid, Salvianolic Acid B and Salvianolic Acid A in Shenxiong Glucose Injection by HPLC
[0077] 1. Chromatographic conditions and system suitability test
[0078] Instrument: ultrafast liquid chromatography system (UFLC, Shimadzu, including binary gradient pump, vacuum degasser, autosampler, column oven, diode array detector, Lcsolution workstation);
[0079] Column: Diamonsil C 18 Chromatographic column (4.6mm×250mm, 5μm);
[0080] Mobile phase: A is acetonitrile, B is 0.05% H 3 PO 4 , carry out gradient elution according to the regulations in Table 1;
[0081] Flow rate: 1mL / min;
[0082] Column temperature: 40°C;
[0083] Detection wavelength: 220nm;
[0084] Injection volume: 10 μL.
[0085] Table 1 Mobile phase gradient elution table
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[0087]
[0088] 2. Preparation of reference substance solution Accurate...
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