Artemisinin water lifting
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Last Update: 2020-06-12
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Source: Internet
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Author: User
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Extraction source: This product is a dry powder of water extracted from the above-ground water frying of artemisia annua Lof the chrysanthemum plant jaundice artemisia annua Lcharacter" this product is green yellow to sepia powder, the active ingredients are soluble in methanol, ethanol, acetone"Identification" take this product with methanol to make 5% solution for test ingeTake artemisinin standard control of 1.0g of heated water 40 ml, 80 oC ultrasound extraction 30 minutes, the filter steamed dry, residue plus methanol 1 ml dissolved as a control liquidTake the above two liquid each 10 sl, respectively, point on the same silicone G board, a point three board(1) to ethyl acetate - ice acetic acid - water (8:4:0.3:1) spray 5% aluminum tetrachloride ethanol solution, UV lamp 365nm inspection(2) with petroleum ether-ethyl acetate (2:1), ULTRAviolet light inspection, and then sprayed heavy nitride test liquid, hot wind show(3) unfolded with chloroform-methanol-water (40:8:1) and sprayed 10% sulfuric acid ethanol solution, the hot wind blewmore than three plates, fluorescent spots and visible spots corresponding rate of 80%Starch: No positive reaction (Appendix II)Moisture: No more than 6.0% (Appendix IXH)Ash: No more than 5.0% (Appendix IX.K)Heavy Metals: No more than 10ppm (Appendix IX.E)Arsenic Salts: No more than 2ppm (Appendix IX.F)dating: No more than 2.0% (Appendix IV) Leaching) Asified by A " function: analgesia, anti-heat, antibacterial, antiviral, anti-inflammatory storage is cool, dry and light-proof
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