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Method for detecting glycyrrhiza uralensis

A detection method and technology of licorice, which are applied in the directions of measuring device, material separation, analysis of materials, etc., can solve the problems of complex detection method of licorice, difficult quality control and other problems, and achieve good accuracy and practical effect, high accuracy and simple method. Effect

Inactive Publication Date: 2014-12-10
LONGXI ZHONGTIAN PHARM CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0005] For this reason, the technical problem to be solved by the present invention is that the licorice detection method in the prior art is complicated and the quality is difficult to control, and then a kind of accuracy is high, and the method for simple and fast detection licorice is provided

Method used

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  • Method for detecting glycyrrhiza uralensis
  • Method for detecting glycyrrhiza uralensis
  • Method for detecting glycyrrhiza uralensis

Examples

Experimental program
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Embodiment 1

[0034] Determination of total amount of glycyrrhizic acid and liquiritin in embodiment 1 licorice

[0035] 1. Samples of medicinal materials Collected samples of licorice from various places. The batches of medicinal materials tested were selected from: Minle Xingzhai Township, Jinchang Shuangwan Township, Jinchang Hexibao, Jinchang Sancha Township, Minqin Dam 3-year-old, Minqin Dam 4 years old, Minqin Changning 2 years old, Minqin Changning 3 years old, Minqin Changning 4 years old, Minqin Shifeng 4 years old, Minqin Dongba 3 years old, Jinta 1 year old, Jinta 2 years old, Jinta 3 years old, 3 batches of Jinta, marked as 1-3, Jingtai, Dunhuang 3 years old, Sunan, Minle, Minqin Changning, Qingyang, Zhuanglang, Lanzhou, Gulang, Yuzhong Beishan, Yuzhong Beishan , Yongdeng Qinwangchuan, Qingshui, Dangchang, Minxian, Longxi Caizi Town, Dingxi, Jishishan, Huanxian, Yongjing, Lintao.

[0036]2. Method The HPLC gradient wavelength method was used in the research of this project to s...

Embodiment 2

[0047] Example 2 Determination of Glycyrrhiza Pesticide Residues

[0048] 1 Instruments and reagents

[0049] 1.1 Instruments Clarus600 Gas Chromatography-Mass Spectrometer (PE Company, USA), HS10260D Ultrasonic Extractor (Kunshan Ultrasonic Instrument Co., Ltd.), RE-52A Rotary Evaporator (Shanghai Yarong Biochemical Instrument Factory).

[0050] 1.2 Reagent

[0051] Dichlorvos, methamidophos, acephate, tetrachloronitrobenzene, hexachlorobenzene, α-666, β-666, γ-666, δ-666, omethoate, dimethoate Azinon, pentachloronitrobenzene, monocrotophos, difenthion, phosphamide I, dimethoate, heptachlor, pentachloroaniline, chlorothalonil, chlorpyrifos-methyl, aldrin, captan, phosphamide II. Methyl parathion, pirimiphos-methyl, methyl pentachlorophenyl sulfide, metalaxyl, triadimefon, chlorpyrifos, malathion, fenitrothion, parathion, pendimethalin , cis epoxy heptachlor, trans epoxy heptachlor, triadimenol A, triadimenol B, trans chlordane, cis endosulfan, cis chlordane, trans endosulf...

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Abstract

The invention belongs to the field of detection of the quality of traditional Chinese medicinal materials and in particular relates to a method for detecting the quality of glycyrrhiza uralensis. The method comprises the steps of determining the total quantity of active ingredients of liquiritin and determining the pesticide residues. The method conduces to solving the technical problems that identification methods of traditional physicochemical properties are complex to operate and have limitation and the quality is difficult to regulate and control, has high degree of accuracy, is simple, convenient and fast to operate, is low in cost and has good application prospect and economic benefits.

Description

technical field [0001] The invention belongs to the field of quality detection of Chinese medicinal materials, and in particular relates to a quality detection method of licorice medicinal materials. Background technique [0002] Licorice is the root and rhizome of Glycyrrhiza urlensis Fisch., a perennial herb. It has a sweet and flat taste, and is one of the commonly used medicinal materials in clinical practice. It has the reputation of "ten prescriptions and nine herbs". Pharmacological studies have shown that licorice has the effects of invigorating the spleen and replenishing qi, nourishing the lungs and relieving cough, dredging the meridians, benefiting qi and blood, clearing heat and detoxifying, stopping bleeding, eliminating phlegm and moistening the lungs. It is widely used clinically to treat gastric ulcer, duodenal ulcer, throat Pain, bronchitis, cough, arthritis, allergies and other diseases, and it is used for liver protection, blood fat reduction, anti-cancer...

Claims

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Application Information

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IPC IPC(8): G01N30/02
Inventor 宋平顺李登鹏李波韩斌赵建邦陈杰何禄仁杨锡李士博赵端玮
Owner LONGXI ZHONGTIAN PHARM CO LTD
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