Method for determining effective component content in chenopodium ambrosioides volatile oil
A technology for the volatile oil and active ingredients of Nepeta nepeta, which is applied in the directions of measuring devices, material separation, and analysis of materials, etc., can solve the problems of unreported content determination methods, and achieve the effect of avoiding unstable measurement results
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[0054] 1. Apparatus and materials
[0055] American Agilent 1100 high performance liquid chromatograph (UV detector, binary pump, autosampler, column thermostat).
[0056] Ascarisin reference substance (self-made, the structure is confirmed to be ascarisin, the purity is 90.0% by HPLC analysis), the paracymene reference substance (St.Louis, USA, purity is 99.0%), α-terpinene control Product (self-made, the structure is confirmed to be α-terpinene, the purity is 92.37% by HPLC), two pure water (self-made), acetonitrile (Merck) are chromatographically pure, and other reagents are analytically pure.
[0057] Nepeta sinensis (identified as Chenopodium ambrosioides L. by Professor Wang Zhenyue, Department of Chinese Medicine Resources and Development, School of Pharmacy, Heilongjiang University of Traditional Chinese Medicine) volatile oil was provided by Shaanxi Tasly Plant Pharmaceutical Co., Ltd.
[0058] 2. Methods and results
[0059] 2.1 Chromatographic conditions
[0060] Chromatograp...
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