Detection method of Qingjin Qi-tonifying composition and fingerprint construction method of Qingjin Qi-tonifying composition
A technology of fingerprint spectrum and composition, which is used in measuring devices, instruments, scientific instruments and other directions to achieve the effect of drug safety
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Embodiment 1
[0055] a Mixed reference substance solution preparation: Accurately weigh the reference substances isoferulic acid, hesperidin and ammonium glycyrrhizinate, add methanol to prepare 10.28 μg of isoferulic acid, 75.04 μg of hesperidin and 41.92 μg of ammonium glycyrrhizinate per 1 mL The solution;
[0056] b Preparation of the test solution of the Qingjin Yiqi Composition: Take 0.50g of the Qingjin Yiqi Composition, put it into a 50mL Erlenmeyer flask, add 25mL of a 70% aqueous methanol solution, ultrasonically dissolve it for 20min, and let it cool to make up Lose weight, shake well, take the supernatant and pass through a 0.22 μm filter membrane to obtain;
[0057] c. Preparation of the negative composition solution of clearing gold and replenishing Qi: take the negative composition of clearing gold and replenishing Qi and lacking Cimicifuga, the negative composition of clearing gold and replenishing Qi and lacking tangerine peel, and the negative composition of clearing gold ...
Embodiment 2
[0084] a'Preparation of the mixed reference substance solution: Accurately weigh the reference substances Verbenain, Verbenain, Baicalin, and Wogonoside, and add methanol to prepare each 1mL containing Verbenain 10.00 μg and Verbenain 10.14 μg, baicalin 65.7μg, wogonoside 20.04μg solution;
[0085] b'Preparation of test solution of Qingjin Yiqi Composition: Take 0.50g of Qingjin Yiqi Composition, put it into a 50mL Erlenmeyer flask, add 25mL of 70% methanol aqueous solution precisely, ultrasonically dissolve it for 20min, let it cool Make up for the weight loss, shake well, take the supernatant and pass it through a 0.22 μm filter membrane, accurately absorb 5 mL of the filtrate, put it in a 25 mL volumetric flask, add a 70% aqueous methanol solution, and constant volume, to get ready;
[0086] c'Preparation of the negative composition solution of Qingjin Yiqi: take the negative composition of Qingjin Yiqi Deficient Verbena and the negative composition of Qingjin Yiqi Deficien...
Embodiment 3
[0115] a"Preparation of the mixed reference solution: Accurately weigh the reference substances verbenin, verbenin, baicalin, wogonin, isoferulic acid, hesperidin and ammonium glycyrrhizinate respectively, add methanol, and prepare Each 1mL solution contains 13 μg of verbenin, 13.5 μg of verbenin, 150.5 μg of baicalin, 30 μg of wogonin, 7.4 μg of isoferulic acid, 73 μg of hesperidin and 15.6 μg of ammonium glycyrrhizinate;
[0116] b "Preparation of the test solution: take 9 batches of Qingjin Yiqi composition, each 0.50g, respectively placed in a stoppered conical flask, add 25mL volume concentration of 70% methanol aqueous solution, ultrasonic 20min at 400W , get the supernatant to obtain 9 batches of test solution; (7,8,10 and above batches can also be used)
[0117] c″ determination: Accurately measure 10 μL each of the mixed reference substance solution and 9 batches of the test solution, respectively, and use high-performance liquid chromatography for detection. The chro...
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