Method for quickly detecting water extraction process during preparation of Qizhiweitong granules by use of near-infrared spectroscopy and application
A technology of near-infrared spectroscopy and near-infrared spectroscopy, which is used in measuring devices, weighing by removing certain components, and material analysis by optical means, which can solve the problem of difficult to reflect chemical changes and physical changes in the extraction process. Low efficiency, affecting production efficiency and other problems, to achieve the effect of improving production efficiency and economic benefits, high precision and high accuracy
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[0065] Example 1 Study on the Water Extraction Process of Qizhi Weitong Granules by Near Infrared Spectroscopy
[0066] 1. Instruments and reagents
[0067] 1.1 Main medicinal materials and reagents
[0068] Bupleurum, Radix Paeoniae Alba, Radix Glycyrrhizae, Corydalis Corydalis (burning) (provided by Liaoning China Resources Benxi Sanyao Co., Ltd.); reference substance of paeoniflorin (Chengdu Master Biotechnology Co., Ltd., batch number: MUST-11030608); acetonitrile (Merck, Germany ); Phosphoric Acid (Aladdin); Wahaha Purified Water.
[0069] 1.2 Main instruments and equipment
[0070] Agilent1200 high-performance liquid chromatography (Agilent1200 pump, Agilent1200 photoelectric secondary array detector, Agilent1200 chromatographic workstation, Agilent Technologies, USA); Antaris Fourier transform near-infrared spectrometer (Thermo Nicolet, USA); equipped with a corresponding transmission detector accessory sampling system and signal acquisition and data processing sof...
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