A kind of quality detection method and application of Kunling pills
A detection method and technology of Kunling, applied in the field of quality detection of Kunling pills, can solve the problems of difficulty in ensuring the quality stability of traditional Chinese medicine products, unclear mechanism of action, and complex chemical composition.
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Embodiment 1
[0113] Example 1 Cortex Moutan Identification
[0114] Preparation of the test solution: Take 10g of Kunling pills, (10g of film-coated pills: containing about 0.5g of Moutan Cortex, Corydalis Corydalis, Angelica, Chuanxiong, and Radix Paeoniae Alba; about 0.35g of Ligusticum edulis; 15g of sugar-coated pills: containing Cortex Moutan, Corydalis Corydalis, Angelica, Rhizoma Chuanxiong, Radix Paeoniae Alba (approximately 0.4g; containing approximately 0.3g Ligusticum edulis), use the grinding method, add 2ml of dilute hydrochloric acid, add 30ml of ether, heat and reflux for 30min, filter, and recover the solvent from the filtrate to dryness , Add 2ml of ethyl acetate to the residue to dissolve it as the test solution.
[0115] Preparation of the reference medicinal material solution: Take 1.0 g of the reference medicinal material Cortex Moutan, add 1 ml of dilute hydrochloric acid, add 30 ml of ether, heat and reflux for 30 minutes, filter, recover the solvent from the filtrat...
Embodiment 2
[0119] Example 2 Identification of Angelica-Chuanxiong-Ligusticum edulis
[0120] Preparation of the test solution: the same as the preparation of the test solution of Cortex Moutan.
[0121] Preparation of the reference medicinal material solution: Take 1.0 g each of the reference medicinal materials of Angelica sinensis, Rhizoma Chuanxiong and Ligusticum edulis, respectively add 30ml of ether, reflux in the water bath for 30min, take it out, let it cool, filter, recover the filtrate with ether until dry, and add ether to the residue respectively. 1ml of ethyl acetate was used to dissolve, and used as the reference medicinal solution of angelica, the reference medicinal solution of Chuanxiong, and the reference medicinal solution of Ligusticum edulis.
[0122] Preparation of negative sample solution: according to the prescription ratio, take other medicinal materials except angelica, chuanxiong, and ligusticum, prepare samples according to the preparation process, and then pr...
Embodiment 3
[0124] Example 3 Corydalis identification
[0125] Preparation of the test solution: Take an appropriate amount of Kunling Pills, grind into a fine powder, weigh 2g, add 10ml of 0.2mol / L sodium hydroxide solution, after ultrasonication for 20min, add 10ml of ethyl acetate, shake and extract, 3000 rpm / min centrifuged for 5min, and the supernatant was taken.
[0126] Preparation of the reference medicinal material solution: Take 0.5g of the reference medicinal material Corydalis Corydalis in a 50ml round bottom flask, add 0.5ml of ammonia water to infiltrate, add 10ml of dichloromethane, reflux in a water bath at 60°C for 1h, filter, evaporate to dryness, dissolve in 2ml of methanol, and obtain .
[0127] Preparation of reference substance solution: take an appropriate amount of tetrahydropalmatine reference substance, add methanol to make a solution containing 0.2mg per 1ml, as the reference substance solution
[0128] Preparation of negative sample solution: According to th...
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