Preparation method for roxburgh rose and multi-index detection method

A detection method and multi-indicator technology, applied in food preparation, measurement device, color/spectral characteristic measurement, etc., can solve the problem of incomplete quality inspection, lack of specific qualitative and quantitative indicators, affecting the rational development and application safety of prickly pear Effectiveness etc.

Active Publication Date: 2012-02-15
GUIZHOU NORMAL UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0003] As a medicine for ethnic minorities in Guizhou Province, Rosa roxburghii is recorded in the 2003 edition of "Quality Standards for Traditional Chinese Medicinal Materials and Ethnic Medicinal Materials in Guizhou Province". qualitative and quantitative indicators, quality inspection is not perfect, poor con

Method used

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  • Preparation method for roxburgh rose and multi-index detection method
  • Preparation method for roxburgh rose and multi-index detection method
  • Preparation method for roxburgh rose and multi-index detection method

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Experimental program
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Effect test

Embodiment 1

[0354] Embodiment 1: the detection method of described Rosa roxburghii is:

[0355] [Properties] This product is oblate, 3-4cm in diameter, yellow-green or yellow-brown on the surface, a few with red halo, covered with dense thorns, some with brown spots, with 5 petals on the top, yellow-brown, densely grown fine thorns; Longitudinal section view, flesh yellowish white, crisp; many seeds, born on the protruding receptacle at the base of jaw tube, oval, light yellow, bony, 0.15-0.3cm in diameter, slightly fragrant, sweet and sour, slightly astringent ;Fresh juice is dark brown, slightly sweet, astringent;

[0356] [Identification] (1) Take 2ml of fresh prickly pear juice, add alkaline copper tartrate test solution, heat it on a water bath for a few minutes, and produce red precipitate;

[0357] (2) Take the fresh juice of Rosa roxburghii and put it on the filter paper, add the ninhydrin test solution dropwise, bake at 100°C for about 3-5 minutes, and produce blue color;

[03...

Embodiment 2

[0378] Embodiment 2: The TLC identification method for gallic acid is as follows: accurately weigh 2 g of Rosa roxburghii powder, add 30 mL of absolute ethanol for 100 Hz ultrasonic extraction for 30 min, twice in total, filter, evaporate the filtrate to dryness, add 20 mL of water to dissolve, filter, The filtrate was extracted with 20 mL of ethyl acetate, twice in total, the extracts were combined, heated and evaporated to dryness in a water bath at 80°C, dissolved in 2 mL of methanol, and used as the test solution; then the reference substance of gallic acid was added to methanol to make 1 mL of a solution containing 2 mg. As a reference solution; according to the Chinese Pharmacopoeia thin-layer chromatography test, draw 5 μ L of the above solution, spot on the same polyamide film plate, and use ethyl acetate: methyl ethyl ketone: formic acid: water = 10:1:1:1 as the developer , unfold, take out, let dry, spray 2% Fecl 3 -The ethanol reagent develops the color, and the sam...

Embodiment 3

[0379] Embodiment 3: The TLC identification method for gallic acid is as follows: get Rosa roxburghii powder, add dehydrated alcohol 80-120HZ ultrasonic extraction 1 time, filter, the filtrate is evaporated to dryness, add water to dissolve, filter, and the filtrate is extracted with ethyl acetate 1 time, combined extracts, heated in a water bath and evaporated to dryness, dissolved with methanol, as the test solution; then the gallic acid reference substance was dissolved in methanol, as the reference solution; according to the Chinese Pharmacopoeia TLC test, absorb the above solution, Spot on the same polyamide film board, use ethyl acetate: butanone: formic acid: water = 0.5:2:0.5:2 as developing agent, develop, take out, dry in the air, spray 2% FeCl 3 -The ethanol reagent develops the color, and the same blue-purple spots appear on the position corresponding to the chromatogram of the reference substance.

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Abstract

The invention discloses a preparation method for roxburgh rose and a multi-index detection method. The roxburgh rose is a national medicinal material of Guizhou province, contains rich nutrients and has multiple pharmacological activities, and all parts of the roxburgh rose are valuable. The conventional detection method for the roxburgh rose is relatively simple, and the quality of the roxburgh rose is difficult to control. By setting control indexes capable of reflecting performance characteristics of the roxburgh rose, the provided detection method is simple, convenient, quick, and high in repeatability and stability; and the provided preparation method contributes to preserving active ingredients such as vitamin C in the roxburgh rose.

Description

Technical field: [0001] The invention relates to a processing method of roxburghii and a multi-index detection method. Background technique: [0002] Rosa roxburghii is the fruit of Rosae roxburghii Tratt.f.normalis Rehd.et Wils. and Rosae roxburghii Tratt., a plant of the Rosaceae family. Harvested in September-October, used fresh or sun-dried. Rosa roxburghii is rich in active substances and has a wide range of pharmacological effects. As early as a long time ago, the folks used its fruit and root as medicine for digestion and strengthening the spleen, astringent, antidiarrheal and summer heat relief. With the continuous progress of society, the awareness of medical treatment and health care has gradually penetrated into the hearts of the people. The rich nutritional and active ingredients of Rosa roxburghii, good health care effects and unique advantages such as its unique plateau and pollution-free living environment make people love Rosa roxburghii even more. [0003...

Claims

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Application Information

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IPC IPC(8): G01N30/94G01N30/02G01N30/74G01N21/33G01N21/78G01N21/82A23L1/212A23L19/00
Inventor 江帆蔡晓静黄俊学潘丽丽
Owner GUIZHOU NORMAL UNIVERSITY
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