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    Home > Biochemistry News > Plant Extracts News > North Korean luteol

    North Korean luteol

    • Last Update: 2020-06-12
    • Source: Internet
    • Author: User
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    Extractsource: This product is the root and leaf extracted from the root and leaves of the chrysanthemum plant Cynara scolymus Lwith a total flavonoid content of 80%(main ingredients) willow ptolinarin, content: 20%p style"text-align: center; "img alt" "Tart" src"/uploads/allimg/1612/2-161221F423144.style""style""width:295px;" Height: 103px;.." . CynaropicrinQuercetinamythropomorphcyd cynarinMoncosides Lmarmcontent: 60%.sSoluble in methanol, ethanol, ethyl acetate, acetate"Identification" take this product with methanol to make 0.5% solution for test ingeTake the standard product willow through fish glycosides, artichoke, arterioncoside, methicattog to make each containing 1mg/ml solution for controlTake the standard control of the North Korean molybdenum 1.0g methanol 30 ml, ultrasonic extraction for 30 minutes, the filter concentrates to 1 ml for the control fluid: take the above three liquids each 8 sl, respectively, at the same polyamide plate, to acetylketone Ketone-ethanol-water (1:3:3:13) unfolded, sprayed 5% aluminum tetrachloride ethanol solution, UV lamp 365nm inspection, the corresponding position of the standard speckle appears the same color fluorescent spots, compared to the standard medicinal spots, the corresponding rate of 60%Dry weightlessness: No more than 4.0% (Appendix IXG)Burning Residue: No more than 0.4% (Appendix IX.J)Heavy Metals: No more than 10ppm (Appendix IX.E)"Content Determination" as high-efficiency liquid chromatography (Appendix VI.D) measurementchromatography condition C18 columnmobile phase: acetylene -0.1% phosphoric acid (21:79)detection wavelength: 330nm ;
    The number of theoretical boards is 3000control fluid: take willow through fish glycoside standard, plus 70% ethanol to make a 55-lg/ml solution backuptest fluid: take this product plus 70% ethanol to make 0.28 mg/ml solution backupthe determination method: take the above two liquid 10 sl, inject the liquid chromatography to determine, and calculate the total flavonoid contentfunction: liver protection, detoxification, anti-inflammatory, diuretic, anti-rheumatism, antioxidant, blood lipids, blood sugarstorage is cool, dry and light-proof
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