Method for detecting white vein preparation
A detection method and a preparation method technology, which are applied in the directions of measuring devices, instruments, scientific instruments, etc., can solve the problems of unguaranteed drug efficacy, inability to effectively guarantee the internal quality of Baimai ointment products, etc.
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experiment example 1
[0067] Experimental example 1: Thin-layer identification and screening test of Zanthoxylum bungeanum
[0068] (1) Instrument
[0069] Erlenmeyer flask with stopper, pipette, condenser, water bath, evaporating dish, spotter, chromatographic cylinder, electronic scale (Shanghai Precision Instrument Co., Ltd., model: YP2001N), ultrasonic extractor (Shanghai Kedao Ultrasonic Instrument Co., Ltd., model: BK8200HP), silicone GF 254 plate (Qingdao Ocean Chemical Factory, specification: 200×200mm), ultraviolet analyzer (Shanghai Jingke Industrial Co., Ltd., model: WFH-201BJ).
[0070] (2) Control medicinal materials
[0071] Zanthoxylum bungeanum reference medicinal material (batch number: 1106-200001) was purchased from China Institute for the Control of Pharmaceutical and Biological Products.
[0072] (3) Reagents
[0073] Ethanol, methanol, ethyl acetate, cyclohexane, glacial acetic acid.
[0074] (4) Inspection method:
experiment example 2
[0084] Experimental example 2: TLC identification and screening test of licorice
[0085] (1) Instrument
[0086] Erlenmeyer flask with stopper, pipette, separating funnel, filter paper, evaporating dish, chromatography cylinder, spray bottle, oven (Shanghai Experimental Instrument Factory Co., Ltd., model: 101A-3E), electronic scale (Shanghai Precision Instrument Co., Ltd. , model: YP2001N), ultrasonic extractor (Shanghai Kedao Ultrasonic Instrument Co., Ltd., model: BK8200HP), silica gel G plate (Qingdao Ocean Chemical Factory, specification: 200×200mm).
[0087] (2) Control medicinal materials
[0088] Licorice reference medicinal material (batch number: 120904-200914) was purchased from China Institute for the Control of Pharmaceutical and Biological Products.
[0089] (3) Reagents
[0090] Ethanol, methanol, ether, n-butanol, ethyl acetate, formic acid, glacial acetic acid, vanillin, sulfuric acid.
[0091] (4) Inspection method:
[0092] Selection of extraction so...
experiment example 3
[0100] Experimental example 3: TLC identification and screening test of turmeric
[0101] (1) Instrument
[0102] Erlenmeyer flask with stopper, funnel, filter paper, evaporating dish, separating funnel, chromatographic cylinder, electronic scale (Shanghai Precision Instrument Co., Ltd., model: YP2001N), ultrasonic extractor (Shanghai Kedao Ultrasonic Instrument Co., Ltd., model: BK8200HP ), silica gel G plate (Qingdao Ocean Chemical Factory, specification: 200×200mm), ultraviolet analyzer (Shanghai Jingke Industrial Co., Ltd., model: WFH-201BJ).
[0103] (2) Control medicinal materials
[0104] Turmeric control medicinal material (batch number: 121188-200502) was purchased from China Institute for the Control of Pharmaceutical and Biological Products.
[0105] (3) Reagents
[0106] Ethanol, methanol, ethyl acetate, ether, chloroform, formic acid.
[0107] (4) Inspection method:
[0108] Selection of extraction solvent: ethanol, methanol, ethyl acetate, and ether are us...
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