echemi logo
Product
  • Product
  • Supplier
  • Inquiry
    Home > Biochemistry News > Plant Extracts News > Even the water-raised

    Even the water-raised

    • Last Update: 2020-06-11
    • Source: Internet
    • Author: User
    Search more information of high quality chemicals, good prices and reliable suppliers, visit www.echemi.com

    Extractsource: This product is a wood rhino plant Forsythia suspensa (Thunb.) Vahl's fruit water-fried extracted water lift dry powder

    " this product is yellow-brown to sepia powder, the active ingredient can be soluble in methanol, ethanol, acetone

    "Identification" take this product plus methanol to make 5% solution for test solutionTake the standard control medicine 1.0g heated water 40 ml, 80 degrees C ultrasonic extraction for 30 minutes, the filtrate steamed dry, residual residue plus methanol 1 ml so that dissolved as a control liquidTake the above two liquids each 10 sl, respectively, point in the same silicone G board, point five boards at a time

    (1) spread with chloroform-methanol (8:1), spray 10% sulphate ethanol solution, hot wind blowing

    (2) totoluene-ethyl-sethanol-methanol (10:3:1:1) spread, sprayed 5% aluminum trichloride ethanol solution, ULTRAviolet lamp 365nm under the inspection

    (3) to cyclhexane-acetone-acetate (5:2:1), spray 10% sulphate solution, hot wind

    (4) expanded with petroleum ether-ethanol (1:1), inspected under uv light, and then sprayed heavy nitride test fluid, hot air to show

    (5) to positive butanol ice acetic acid -water (17:1:2) spread, spray 5% iron trichloride ethanol solution

    more than five plates, fluorescent spots and visible spots corresponding rate of up to 80%

    "Check" starch: no positive reaction (appendix II)

    moisture: must not exceed 6.0% (Appendix IXH)

    ash: not over 4.0% (Appendix IXK)

    Heavy Metals: No 10ppm (Appendix IXE)

    Arsenic Salt: Not over 2ppm (Appendix IXF)

    Dextrin: Not over 2.0% (Appendix IV.)

    "Dip spimmers" under the "Insoluble Leaching Method" (Appendix X A) thermal immersion determination, not less than 95%

    "Function" anti-pathogenic microorganisms, anti-inflammatory, anti-heat, diuretic, liver preservation, anti-spitting, blood pressure reduction, anti-oxidation, anti-aging

    "storage" cool, dry, to avoid light


    This article is an English version of an article which is originally in the Chinese language on echemi.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to service@echemi.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

    Contact Us

    The source of this page with content of products and services is from Internet, which doesn't represent ECHEMI's opinion. If you have any queries, please write to service@echemi.com. It will be replied within 5 days.

    Moreover, if you find any instances of plagiarism from the page, please send email to service@echemi.com with relevant evidence.