Quercetin usp

• Post Date:

  Aug 23,2014

• Expiry Date:

  Sep 06,2014

• Detailed Description:

  Cas No. :117-39-5 Quantity: 25Kilograms
  Specs:98.5%(UV);95%(HPLC)
  Price:28-58 USD Kilograms
  Payment Method: T/T;L/C
  

   

  Category: Pharmaceuticals and  Biochemicals

  EC NO: 204-187-1

  Molecular Weight: 302.23

  Specification: Quercetin 99%

  Source: Sophora flavescens Ait

  Packing: Packaging Detail: 25kg/durm, paper-drums and two plastic-bags inside and Can be customized.

  Test Method: 

  1.HPLC(98.5%)

  2.UV(95%)

  Quercetin Main Function:

  1.Antioxidant and has anti-inflammatory activity, protecting cellular structures and blood vessels from 

  the damaging effects of free radicals.

  2.It improves blood vessel strength. Quercetin inhibits the activity of

   catechol-methyltransferase that breaks down the neurotransmitternorepinephrine. 

  It also means quercetin acts as anntihistamine leading to relief of allergies 

  and asthma.

  3.It reduces LDL cholesterol and offers protection from heart disease.

  Storage: Store in a well-closed container away from moisture

  Shelf Life: 2 years if sealed and store away from direct sun light.

  Delivery Detail: Within 3 days after receiving

  Uses:Found in many plants, especially the buckwheat plant. Identity with ilixanthin. Capillary protectant quercetine, sophretin, meletin

  Main Markets:

  North America
  South America
  Eastern Europe
  Southeast Asia
  Africa
  Oceania
  Mid East
  Eastern Asia
  Western Europe
  Central America
  Northern Europe
  Southern Europe
  South Asia

• CAS Registry Number:

  117-39-5

• Synonyms:

  C.I. 75670;C.I. Natural Yellow 10;Quercetin;3,3,4,5,7-Pentahydroxyflavone (pract);2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one;3-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4H-chromen-4-one;

• Molecular Formula:

  C₁₅H₁₀O₆

• Molecular Weight:

  286.2363

• Molecular Structure:

  

• Hazard Symbols:

   T:Toxic;
  

• Risk Codes:

  R25:Toxic if swallowed.;
  R40:Possible risks of irreversible effects.;
  

• Safety Description:

  S28:After contact with skin, wash immediately with plenty of ...;
  S45:In case of accident of if you feel unwell, seek medical advice immediately (show the label where possible).;
  

• Company:

  Henan Yunkce Import and Export Trade Co.,LTD     [ China ]        

• Contact:

  YUNKCE

• Tel:

  0371-65623139

• Fax:

  0371-65623138

• Email:

  yunkce@yunkce.com