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    Home > Biochemistry News > Plant Extracts News > Paraguayan tea lift

    Paraguayan tea lift

    • Last Update: 2020-06-12
    • Source: Internet
    • Author: User
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    Extract source: This product is a water picket dry powder extracted from the leaves of the holly plant Paraguayan tea llexariensis StHilcharacter: This product is black-green to sepia powderThe active ingredients are soluble in methanol, ethanol, chloroform and hot water"Identification" take this product with methanol to make 5% solution for test ingeTake Paraguayan tea standard control of 1.0g heated water 40 ml, 80 oC ultrasound extraction for 30 minutesThe filter is dried, and the residue is dissolved with methanol 1 ml as a control liquidTake the above two liquid each 10 sl, respectively, point on the same silicone G board, a point three board(1) chloroform-ethyl ethyl-methanol-water (1:3:1:0.3) is expanded, sprayed with 10% sulfuric acid ethanol solution, hot wind(2) toluene-ice acetic acid-water (12:10:0.4) unfolded, sprayed 10% sulfuric acid ethanol solution, hot wind, UV lamp 365nm inspection(3) positive butanol-acetone-chloroform-thick ammonia (4:3:3:1) unfolded, UV lamp 254nm inspectionthe corresponding rate of three plate fluorescent spots and visible spots of more than 80%Starch: No positive reaction (Appendix II)Moisture: No more than 5.0% (Appendix IXH)Ash: No more than 4.0% (Appendix IX.K)Heavy Metals: No more than 10ppm (Appendix IX.E) arsenic salts: No more than 2ppm (Appendix IX.F) for dextrin: No more than 2.0% (Appendix IV) (Ectopic IV) ) asothed of a water-soluble leachate (Appendix X A) the "function" excitement center, analgesic, diuretic, anti-fatigue, anti-anxiety storage is cool, dry and light-proof
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