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    Home > Biochemistry News > Plant Extracts News > Pepper alkaloids

    Pepper alkaloids

    • Last Update: 2020-06-12
    • Source: Internet
    • Author: User
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    Extract source: This product is pepper plant pepper Piper nigrum Lfruit extracted alkaloid ingredients, the total alkaloid content of 80%(main ingredients) Pepper-alkali Piperine, content: 50%p style"text-align:center; " simg alt" "pepper albase" src"/uploads/allimg/1612Q63J9229.jpg"style"style"width"width"; Height: 165px; ." pepperamidePepperfield B Pipelein B Pepperdinefalse : 30% .identification" take this product and ethanol to make 0.5% solution for test ingeTake standard pepper base, pepperamide, pepper oil, etcplus aqueous ethanol to make the composition content of 4mg / ml solution for controlTake pepper standard control of 1.0g plus ethanol 20 ml, ultrasonic extraction for 20 minutes, the filter concentrated to 1 ml of control liquidTake the above three liquids each 5 sl, respectively, point on the same silicone G board, to xylene-ethyl acetate -acetone (7:2:1) to expand, spray 10% sulfuric acid ethanol solution, hot wind, in ultraviolet light and sunlight inspectionThe corresponding position of the standard speckle appears the same color fluorescent spots and visible spots, compared to the standard medicinal spots, the corresponding rate of 60%Dry weightlessness in : No more than 3.0% (Appendix IX.G)Burning Residue: No more than 0.6% (Appendix IXJ Heavy metals: no more than 10ppm (Appendix IX.E)"Content Determination" according to high-efficiency liquid chromatography (Appendix VI.D) to determinechromatography conditions C18 column flow phase: methanol-water (77:23) detection wavelength: 343nm the number of theoretical plates of 1500 control s for test fluid: take this product with aqueous ethanol to make a 40 sg/ml solution backup the determination: take the above two liquid 10 sl injection liquid chromatography, and calculate the total alkaloid content functions of sedation, analgesic, anti-statour, bile, liver protection, insecticidal, antidepressant, anti-epileptic, lipid reduction, anti-cerebral ischemia, anti-cancer storage is cool, dry and light-proof
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