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    Home > Biochemistry News > Plant Extracts News > Moado flavonoids

    Moado flavonoids

    • Last Update: 2020-06-12
    • Source: Internet
    • Author: User
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    Extract source: This product is the overground extractofed flavonoid sepsis of chrysanthemum plant eclipta prostrata Lwith a total flavonoid content of 80%main ingredient: wood herclitslutin Luteolin, content: 30%p style"text-style"text-center; "img alt" "cardariditoid" src"/uploads/allimg/1701/2-1F114130935M.jpg"style""style:"width"width"299px"; Height: 142px;celery apigeninisopros isopros isopherin Isorhamnetin thecontent of quercetin, , this product is a pale yellow to tawny powder, soluble in methanol, ethanol, acetymal, acetate, dimethylthylamide"Identification" take this product with methanol to make 0.5% solution for test ingeTake the standard wood rhinoceros, celery, isoprene and other methanol to make the content of each ingredient is 1mg/ml solution for controlTake of the standard control of 1.0g of controlled herbs 1.0g with methanol 30 ml, ultrasound extraction for 30 minutes, the filter concentrates to 1 ml for controlTake the above three liquids each 6 sl, respectively, on the same silicone G board, to toluene-toxere-toxerate-toxenic acid (5:4:1), spray 5% aluminum tetrachloride ethanol solution, UV lamp 365nm under inspectionThe 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 30% (Appendix IX.G)Burning Residue: No more than 0.3% (Appendix IXJ Heavy metals: no more than 10ppm (Appendix IX.E)(content determination) according to the high-efficiency liquid chromatography (appendix VI.D) to determinechromatography conditions C18 columnflow phase: acetylene-0.3% phosphoric acid (30:70)detection wavelength: 349nm the theoretical plate number of 8000the amount of the control liquid:for test fluid: Take this product with methanol to make a backup of 80 sg/ml solutionthe determination: take the above two liquid 10 sl injection liquid chromatography, and calculate the total flavonoid contentfunction enhances immunitystorage is cool, dry and light-proof
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