Moado flavonoids
-
Last Update: 2020-06-12
-
Source: Internet
-
Author: User
Search more information of high quality chemicals, good prices and reliable suppliers, visit
www.echemi.com
Extract source: This product is the overground extractofed flavonoid sepsis of chrysanthemum plant eclipta prostrata Lwith a total flavonoid content of 80%main ingredient: wood herclitslutin Luteolin, content: 30%p style"text-style"text-center; "img alt" "cardariditoid" src"/uploads/allimg/1701/2-1F114130935M.jpg"style""style:"width"width"299px"; Height: 142px;celery apigeninisopros isopros isopherin Isorhamnetin thecontent of quercetin, , this product is a pale yellow to tawny powder, soluble in methanol, ethanol, acetymal, acetate, dimethylthylamide"Identification" take this product with methanol to make 0.5% solution for test ingeTake the standard wood rhinoceros, celery, isoprene and other methanol to make the content of each ingredient is 1mg/ml solution for controlTake of the standard control of 1.0g of controlled herbs 1.0g with methanol 30 ml, ultrasound extraction for 30 minutes, the filter concentrates to 1 ml for controlTake the above three liquids each 6 sl, respectively, on the same silicone G board, to toluene-toxere-toxerate-toxenic acid (5:4:1), spray 5% aluminum tetrachloride ethanol solution, UV lamp 365nm under inspectionThe corresponding position of the standard speckle appears the same color fluorescent spots, compared to the standard medicinal spots, the corresponding rate of 60%Dry weightlessness: no more than 30% (Appendix IX.G)Burning Residue: No more than 0.3% (Appendix IXJ Heavy metals: no more than 10ppm (Appendix IX.E)(content determination) according to the high-efficiency liquid chromatography (appendix VI.D) to determinechromatography conditions C18 columnflow phase: acetylene-0.3% phosphoric acid (30:70)detection wavelength: 349nm the theoretical plate number of 8000the amount of the control liquid:for test fluid: Take this product with methanol to make a backup of 80 sg/ml solutionthe determination: take the above two liquid 10 sl injection liquid chromatography, and calculate the total flavonoid contentfunction enhances immunitystorage is cool, dry and light-proof
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.