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Hangzhou Dingyan Chem Co., Ltd
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White powder, 201% content. Hangzhou Dingyan Chemical Co., Ltd. is located in the Xiasha Economic Development Zone of Hangzhou, the capital city of Zhejiang Province, on the southeast coast of China. It is a company specializing in the development and sales of high-tech products such as pharmaceutical raw materials, pharmaceutical intermediates, fine chemicals and biochemical reagents.
A modern private enterprise integrated with self-operated import and export.
Since its establishment, the company has adhered to the development path of "technological innovation" and attached great importance to scientific and technological innovation research and development. The company's high-quality products are sold well in more than 60 countries and regions such as North America, Western Europe, Southeast Asia, Central and South America.
At present, it has established long-term and stable cooperative relations with pharmaceutical companies in Europe, the United States, Greece, Germany, Iran, Russia, South Korea, India and other countries. With our rigorous attitude and sincere service, we have won the trust and reputation of customers.
Hangzhou Dingyan Chemical Co., Ltd. is located in the Xiasha Economic Development Zone of Hangzhou, the capital city of Zhejiang Province, on the southeast coast of China. It is a company specializing in the development, sales and self-support import and export financing of high-tech products such as pharmaceutical raw materials, pharmaceutical intermediates, fine chemicals and biochemical reagents.
Integrated modern private enterprise.
Since its establishment, the company has adhered to the development path of "technological innovation" and attached great importance to scientific and technological innovation research and development. The company's high-quality products are sold well in more than 455 countries and regions such as North America, Western Europe, Southeast Asia, Central and South America.
At present, it has established long-term and stable cooperative relations with pharmaceutical companies in Europe, the United States, Greece, Germany, Iran, Russia, South Korea, India and other countries. With our rigorous attitude and sincere service, we have won the trust and reputation of customers. |
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WELLGREEN TECHNOLOGY CO.,LTD
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Specifications：50% 98%HPLC
Active ingredient: Resveratrol
Appearance: White Powder
Botanical Sources: Rhizoma Polygoni Cuspidati L.
Part Used: Rhizome
Application: Widely used in food, cosmetics, medicine.
Packaging: 1kg/Alu-bag; 25kg/Drum
Storage and Shelf Life:
Store in cool & dry place, Keep away from strong light and heat, 24 months when properly stored. |
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Xi'an Haoxuan Bio-Tech Co., Ltd.
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100% Natural Resveratrol Polygonum Cuspidatum Cas No.:501-36-0
1.Introduction of Resveratrol
Resveratrol (3,5,4'-trihydroxy-trans stilbene) is a stilbenoid, a type of natural phenol, and a phytoalexin
produced naturally by several plants –especially the roots of theJapanese Knotweed, from which it is
extracted commercially – when under attack bypathogens such as bacteria or fungi.
2.Product Details
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Specification of Resveratrol
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Botanical Source:
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Polygonum Cuspidatum Sieb.et Zucc.
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Part used:
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Rhizome
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Specification:
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50%-98%Resveratrol
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Item
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SPECIFICATION
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Description:
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Appearance
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white Fine Powder
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Flavor & Odor
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Characteristic
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Particle size
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100% pass 80 mesh
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Physical:
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Loss on Drying
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≤5.0%
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Bulk density
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40-60g/100ml
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Sulphated Ash
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≤5.0%
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GMO
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Free
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General Status
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Non-irradiated
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Chemical:
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Pb
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≤3mg/kg
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As
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≤1mg/kg
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Hg
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≤0.1mg/kg
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Cd
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≤1mg/kg
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Assay:
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resveratrol
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≥50%
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Ratio
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10:1
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Microbial:
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Total microbacterial count
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≤1000cfu/g
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Yeast & Mold
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≤100cfu/g
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E.Coli
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Negative
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Staphylococcus aureus
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Negative
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Salmonella
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Negative
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Enterobacteriaceaes
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Negative
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3. Packing&Storage:
Package:Double plastic bag inside, aluminum foil bag or fiber drum outside.
Delivery Detail:Within one week
Storage: Stored in a clean, cool, dry area; keep away from strong, direct light.
Shelf Life:Two years when properly stored.
4. Main functin:
1. Anti-cancer
2. Effect on cardiovascular system
3. Antibacterial and antifungal
4. Nourish and protect liver
5. Antioxidant and quench free-radicals
6. Impact on the metabolism of osseous issue
7.Loosing weight.
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Pharma Sources Insight January 2025
