Cherokee rose root fingerprint establishing method and cherokee rose root quality detection method
A technique for fingerprinting and establishing methods, which is applied in the field of analysis of Chinese herbal medicines, can solve problems such as weak quality control, uneven quality of rosa chinensis, and large differences in medicinal effects of roe cherulae, achieving accurate and reliable detection, short time-consuming, and time-consuming preparation short effect
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Embodiment 1
[0059] The establishment method of embodiment 1 golden cherry root fingerprint collection
[0060] A kind of establishment method of golden cherry root fingerprint spectrum, specifically comprises the following steps:
[0061] (1) Preparation of the test solution: add methanol according to the mass volume ratio of 1:50, heat and reflux to extract, after cooling, use methanol to make up for the weight loss, shake well, filter through a 0.22 μm microporous membrane, and take the filtrate to obtain the test product solution;
[0062] (2) Configuration of reference substance
[0063] The reference substances are: prickly glycoside, rosin, phylloside, rosic acid, policinic acid, glucoside B, 24-deoxy-sericoside, 2-oxo-pomulolic acid, pomulolic acid, ursin fruit acid.
[0064] Preparation process: Take appropriate amount of reference substances of pricklyandroside, pyrosin, phylloside, rosinic acid, and pallinica acid respectively, weigh them accurately, and add methanol to make ...
Embodiment 2
[0099] The mensuration of embodiment 2 golden cherry root composition and content
[0100] There are many types of triterpenoids contained in the root of the golden cherry. Through the test of Example 1, it can be seen that the important active ingredients of the triterpenoids are pricklyside, rosin, phylloside, rosic acid and pallinic acid. Therefore, According to the HPLC detection conditions determined in Example 1, the contents of pricklyside, rosin, phylloside, rosacic acid, and pollenic acid in 20 batches of Rosa radix medicinal materials were determined to evaluate the quality of Rosa roe.
[0101] 1. Determination of linear relationship
[0102] 1) Preparation of reference solution
[0103] The reference substances are: prickly glycoside, rosin, phyllotidic acid, rosic acid, and pallinic acid.
[0104] Preparation process: Take appropriate amount of reference substances of pricklyandroside, pyrosin, phylloside, rosinic acid, and pallinica acid respectively, weigh the...
Embodiment 3
[0128] The mensuration of embodiment 3 golden cherry root moisture, ash and extract
[0129] In this example, the method specified in the Pharmacopoeia was used to detect the water content, ash content and extracts of 20 batches of rosacea root samples. The specific detection process is as follows.
[0130] 1. Moisture determination
[0131] Determination with reference to the moisture determination method (the second method of "Chinese Pharmacopoeia" 2015 edition four general rules 0832), the specific process is:
[0132] Take 2g of Rosa japonica root medicinal powder, spread it flat in a flat weighing bottle that has been dried to constant weight, the thickness is not more than 5mm, weigh it accurately, open the bottle cap and dry at 105°C for 5 hours, cover the bottle cap, and place it in a desiccator. Allow to cool for 30 minutes, accurately weigh, then dry at the above temperature for 1 hour, let cool, and weigh until the difference between two consecutive weighings does...
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