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    Home > Biochemistry News > Plant Extracts News > Ari brown polysaccharides

    Ari brown polysaccharides

    • Last Update: 2020-06-15
    • Source: Internet
    • Author: User
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    Extract source: This product is a polysaccharide fungus bitter white hoof Fomitopsis (Vill Fr.) Bond.et the sub-entity of Sing extracted polysaccharides, with a total polysaccharide content of more than 60%the bitter white hoof crushed, water frying extract polysaccharides, concentrated liquid ethanol precipitation, coarse polysaccharide degreasing, decolorization, de-protein, dialysis, spray drying, and finally added 10% water drying powder mixedthe character of this product is creamy yellow to tawny powder, soluble in hot water"Identification" take this product with methanol to make 50% solution for test ingeTake the bitter white-shoe standard control of 1.0g with methanol 30 ml, ultrasonic extraction for 30 minutes, the filter concentratetod to 1 ml of control fluidTake the above two liquid each 10 sl, respectively, point on the same silicone G board, a point three board(1) Oil ether-ether-methanol (15:9:3) unfolded, UV lamp 254nm inspection(2) cyclic-chloroform-ethyl acetate-acetate (4:1:1:0.1) unfolded, UV lamp 365nm inspection, and then sprayed 0.05% brohen blue solution(3) Ethanol positive butanol-water-propylene acid (10:10:5:2) unfolded, sprayed 05% triamcinolone ethanol solution, hot windmore than three plates, fluorescent spots and visible spots corresponding rate of 80%take this product with ali red polysaccharide control products each 40mg, respectively, add 2mol/L sulphate 3ml, 110 c hydrolysis 6 hours, BaCO3 and pH 6 to 7, centrifugation, upper liquid concentrate to 1 ml, each take 10 sl, respectively, point on the same silicone G board, to chloroform-methanol-water (8:3:1) lower layer expansion, spray fennel aldehyde sulfuric acid test liquid, hot wind, speckle corresponding rate of 80%Starch: No positive reaction (Appendix II)Moisture: No more than 4.0% (Appendix IX.H)Ash: No more than 3.0% (Appendix IX.K)Heavy Metals: No more than 10ppm (Appendix IX.E)Arsenic Salts: No more than 2ppm (Appendix IX F) extrinsic: Not more than 0.5% (Appendix IV) content determination as measured by polysaccharide content (Appendix III) function siphoned immunity and anti-aging storage is cool, dry and light-proof
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