Detection method of Jiuwei Zhuhuang preparation
A technology of Jiuweizhuhuang and its detection method, which is applied in the directions of measuring devices, material analysis through optical means, instruments, etc., and can solve problems such as the absence of Jiuweizhuhuang preparation detection method, etc.
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experiment example 1
[0091] Experimental example 1: Microscopic identification of safflower and licorice
[0092] (1) Instrument
[0093] Microscopes, cameras, glass slides, coverslips, electronic balances, pipettes, filter paper, sonicators.
[0094] (2) Reagents
[0095] Chloral Hydrate, Glycerin, Distilled Water, Acetic Acid.
[0096] (4) Inspection method:
[0097] Permeabilization solvent: chloral hydrate test solution, glycerin acetate test solution, dilute glycerin and other solutions are permeabilization solvents.
[0098] Permeabilization method: traditional heating permeabilization method and oven heating method.
[0099] The above permeabilization solvents and permeabilization methods were respectively selected for testing, and the results are as follows:
[0100]
[0101] Repeated tests under the above conditions finally determined the specific microscopic identification method of safflower and licorice as follows:
[0102] Take 0.001g of the Jiuweizhuhuang preparation, add ...
experiment example 2
[0103] Experimental example 2: TLC identification of safflower
[0104] (1) Instrument
[0105] Mortar, electronic scale, Erlenmeyer flask with stopper, pipette, ultrasonic extractor, funnel, filter paper, evaporating dish, spotter, silica gel H plate, chromatography cylinder.
[0106] (2) Control medicinal materials
[0107] Safflower (batch number: 120907-200609) was purchased from China National Institute of Pharmaceutical and Biological Products.
[0108] (3) Reagents
[0109] Methanol, ethanol, formic acid, ethyl acetate, water, acetone.
[0110] (4) Inspection method:
[0111] Extraction solvent: ethanol, acetone, 80% acetone, ethyl acetate.
[0112] Extraction method: shaking and cold soaking.
[0113] Developing solvent: ethyl acetate-formic acid-water-methanol (7:2:3:0.4), ethyl acetate-formic acid-water (7:2:3). The above extraction solvents, extraction methods and developing agents were respectively selected for testing, and the results are as follows:
[...
experiment example 3
[0117] Experimental example 3: TLC identification of licorice
[0118] (1) Instrument
[0119] Mortar, electronic scale, measuring cylinder, flat bottom flask, condenser tube, rubber tube, water bath, ultrasonic extractor, funnel, filter paper, evaporating dish, separatory funnel, absorbent cotton, sample spotter, silica gel G plate, chromatography cylinder, ultraviolet spot analyzer.
[0120] (2) Control medicinal materials
[0121] Licorice reference medicinal material (batch number: 120904-200914) was purchased from China National Institute of Pharmaceutical and Biological Products.
[0122] (3) Reagents
[0123] Petroleum ether (60-90°C), benzene, ethyl acetate, glacial acetic acid, methanol, absolute ethanol, chloroform, distilled water, sulfuric acid, anhydrous sodium sulfate.
[0124] (4) Inspection method:
[0125] Extraction solvent: Methanol, chloroform + 2.5mol / L sulfuric acid solution, ethyl acetate + 2.5mol / L sulfuric acid solution, ethyl acetate, chlorofor...
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