Quality control method of total glycosides single preparation of white paeony roots
A technology of white peony root and preparation, which is applied in the field of quality control of white peony root preparations, can solve the problems such as quality control of traditional Chinese medicinal materials less used, and achieve the effect of guaranteeing quality and curative effect
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preparation example Construction
[0055] ① Preparation of the test solution
[0056] Preparation of the test solution: Take about 0.1 g of the contents of the total glucosides of paeony capsules, accurately weigh it, put it in a 50ml measuring bottle, add about 35ml of dilute ethanol, ultrasonically treat it for 15min, take it out, let it cool, add dilute ethanol to the mark, Shake well. Precisely draw 5ml, put it in a 50ml measuring bottle, add dilute ethanol to the mark, shake well, and filter through a 0.45μm microporous membrane to obtain the product.
[0057] ② Preparation of reference solution
[0058] Preparation of reference solution: Take about 23 mg of paeoniflorin, weigh it accurately, put it in a 25ml volumetric bottle, dilute to the mark with methanol, and shake well; take about 7.5 mg of paeoniflorin, weigh it accurately, put it in a 25ml volumetric flask , dilute to the mark with methanol, and shake well; take 2ml each of paeoniflorin and paeonifloride respectively, put them in a 25ml measurin...
Embodiment 2
[0072] Content Determination of Paeoniflorin and Paeonifloride in Example 2 Total Glycosides of Paeony
[0073] ① Preparation of the test solution
[0074] Preparation of total glucosides of paeony for the test solution: Take about 0.1g of total glucosides of paeony powder, accurately weighed, put in a 50ml measuring bottle, add about 35ml of dilute ethanol, ultrasonicate for 15min, take it out, let it cool, add dilute ethanol to scale, shake well. Precisely draw 5ml, put it in a 50ml measuring bottle, add dilute ethanol to the mark, shake well, and filter through a 0.45μm microporous membrane to obtain the product.
[0075] ② Preparation of reference solution
[0076] Preparation of reference solution: Take about 23 mg of paeoniflorin, weigh it accurately, put it in a 25ml volumetric bottle, dilute to the mark with methanol, and shake well; take about 7.5 mg of paeoniflorin, weigh it accurately, put it in a 25ml volumetric flask , dilute to the mark with methanol, and shak...
Embodiment 3
[0088] The content determination of paeoniflorin and paeonifloride glucoside in Radix Paeoniae Alba in embodiment 3
[0089] ① Preparation of the test solution
[0090] Preparation of the test solution of Radix Paeoniae Alba: Take about 0.1g of the powder of this product, weigh it accurately, put it in a 50ml measuring bottle, add about 35ml of dilute ethanol, ultrasonically treat it for 30min, take it out, let it cool, add dilute ethanol to the mark, Shake well and filter through a 0.45um microporous membrane to obtain
[0091] ② Preparation of reference solution
[0092] Preparation of reference solution: Take about 23 mg of paeoniflorin, weigh it accurately, put it in a 25ml volumetric bottle, dilute to the mark with methanol, and shake well; take about 7.5 mg of paeoniflorin, weigh it accurately, put it in a 25ml volumetric flask , dilute to the mark with methanol, and shake well; take 2ml each of paeoniflorin and paeonifloride respectively, put them in a 25ml measuring ...
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