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Quercetin 98% Powder

Posted at: Offers to Sell and Export | Posted on: Wed 28 Oct, 2009 7:47 am |
quercetin 98 powder
Products Photos CatalogQuercetin Powder Photos Catalog


[Synonyms]: quercetin, quercetin Flavin, Meletin, Sophretin.

[Chemical name]: 4H-1-Benzopyran-4-one,

2 - (3, 4-dihydroxyphenyl) -3, 5, 7-trihydroxy -

[Molecular formula and Molecular weight]: C15H10O7: 302.23

[Physical Properties]: 2 hydrate as a yellow needle-like crystal (dilute ethanol), in the 95-97 C as anhydrous material, melting point 314 C (decomposition). 1g dissolved in 290ml anhydrous ethanol, 23ml boiling ethanol, soluble in glacial acetic acid, alkaline aqueous solution yellow, almost insoluble in water, ethanol solution taste bitter.

[Plant Source]: Iberian oak Fagaceae Quercus iberica skin and leaves, Berberidaceae plant red Dysosma Dysosma veitchii (Hemsl.et Wils.) Fu, Hypericum plant red Eclipta (Hunan forsythia) Hypericum ascyron L. whole plant, plant kenaf Apocynaceae Apocynum lancifolium Rus. leaves

Company Contact:

No member photo
Contact Name: Florencia
Company Name: Xian Sanwei Biotechnology Co., Ltd
Email: Email
Tel: 0086-29-88350977
Fax: 0086-29-88311643
Street Address: C2001, Feng Ye
Mansion, Gao Xin Road, Xian,China
Website: http://www.sanweibio.com
Member name: florencia
Country: China-CN China
Member Since: 27 October 2009
Total Leads: 21 florencia Import Export Business Leads
Business focus: Plant Extract, Herbal Extract
Verify: Safe Import Export Tips

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