hot sale huifeng quercetin 95%,98%

• Post Date:

  Nov 18,2015

• Expiry Date:

  May 16,2016

• Detailed Description:

  Cas No. :117-39-5 Specs:Quercetin 95%HPLC, 98%UV
  Payment Method: TT, LC, PAYPAL, WESTERN UNION, ETC.
  1. English name: Quercetin
  
  2. Active ingredients: Quercetin
  
  3. Origin: Pagoda Tree Bud
  
  4. Appearance: Light yellow powder
  
  5. Specification: Quercetin 95% HPLC, 98% UV
  
  6. Test Method: HPLC/UV
  
  7. CAS NO.: 117-39-5
  
  8. Molecular Formula: C15H10O7
  9. Molecular Weight: 302.236 g/mol
  
  10.Quercetin Brief Introduction
  
  Quercetin is a potent antioxidant and has anti-inflammatory activity, protecting cellular structures and blood vessels from the damaging effects of free radicals. It improves blood vessel strength. Quercetin inhibits the activity of catechol O -methyltransferase that breaks down the neurotransmitter norepinephrine.
  
  
  
  11. Quercetin Main Functions:
  
  1). Improving blood capillary elastic, Anti-inflammatory
  
  2). Antioxidation and anti-cancer, especially prostatic cancer
  
  3). Preventing vascular disease
  
  4). Maintain vascular resistance

• 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:

  Shaanxi Huifeng Pharmaceutical LLC     [ China ]        

• Contact:

  alice

• Tel:

  86-29-88224682-8015

• Fax:

  86-29-88250444

• Email:

  info@xahuifeng.com