Quality detection method for jujube kernel Anshen liquid
A quality inspection method, Zaoren Anshen technology, applied in measuring devices, instruments, scientific instruments, etc., can solve problems such as poor reliability and slow detection speed, and achieve the effect of ensuring stability
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[0026] The present invention will be further explained below in conjunction with specific embodiments, but it is not intended to limit the protection scope of the present invention.
[0027] 1. Instruments and reagents
[0028] Shimadzu 20A high performance liquid chromatograph consists of LC-20AT quaternary pump, SPD-M20A diode array detector (DAD), SIL-20A autosampler and CTO-20A column thermostat. The reference substances spinosin (batch number 111869-201704), salvianolic acid B (batch number 111562-201716), and schisandrin A (batch number 110857-201714) were purchased from China National Institutes for Food and Drug Control. Methanol and acetonitrile were chromatographically pure, water was redistilled, and other reagents were analytically pure.
[0029] 2. Chromatographic conditions and system suitability test
[0030] Chromatographic column: Agilent Zorbax Eclipse Plus C18 (250mm×4.6mm, 5μm); mobile phase: acetonitrile (A)-0.1% glacial acetic acid solution (B), gradien...
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