High quality Quercetin 98%UV,95%HPLC

• Post Date:

  Aug 23,2014

• Expiry Date:

  Sep 06,2014

• Detailed Description:

  Cas No. :117-39-5 Quantity: 25Kilograms
  Specs:95%(UV);98%(HPLC)
  Price:28-58 USD Kilograms
  Payment Method: T/T;L/C
  

  Category:		Pharmaceuticals andBiochemicals
  CAS NO:		117-39-5
  EC NO:		204-187-1
  MolecularFormula:		C15H10O7
  Molecular Weight:		302.23
  Specification:		98% UV95%
  Source:		Sophora flavescens Ait
  Packing:		20kg/drum;25kg/drum(37cm*37cm*50cm
  Application scope: Quercetin has a good expectorant, cough effect, and have some asthma, for the treatment of chronic bronchitis. There are also lowe blood pressure, increased capillary resistance, reduce capillary fragility, blood fat, expansion of coronary artery, increase coronary blood flow effect on coronary heart disease and hypertension in patients with adjuvant therapy. [Packing]:25KG/Paper Drum (Diameter 37cm, Height 50cm) [Storage]: Store in cool and dry place and keep away from strong direct light and heat [Shelf Life]:24 months when properly stored [Process flow]: Raw material → Solvent extraction → Concentration → Crystallization → Quercetin
  Extraction Type	Liquid-Solid Extraction
  Synonyms:	quercetine, sophretin, meletin
  MainMarkets:	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