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High quality Quercetin 98%UV,95%HPLC

Inquiry
  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: 117-39-5 3,3',4',5,7-pentahydroxyflavone
  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
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