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Polygonum Extract Resveratrol is a natural polyphenol with strong biological properties, also known as stilbene triol. It is a chemopreventive agent for tumors. It is also effective in reducing platelet aggregation, preventing and treating atherosclerosis and heart disease. Chemopreventive agents for cerebrovascular disease.

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Description

Polygonum Cuspidatum Extract Resveratrol Introduction

Resveratrol- (Polygonum cuspidatum extract)-was extracted from dried root & stem of Polygonum cuspidatum Sieb. et Zucc. To get the crude extract resveratrol50%, then dissolved in ethanol & water solvents and purified and recrystallized by resin to get the trans-Resveratrol 98% above on dried basis.

Product Name Polygonum Extract Resveratrol
CAS No 501-36-0
Latin name Reynoutria japonica Houtt
Appearance white powder
Specifications Resveratrol Powder50%, Resveratrol Powder98%, Trans-Resveratrol 98%
Pakage 1kg/bag, 25kg/drum
Storage Moisture-roof and avoid light, sealed storage.
Test Method HPLC

 

Mainly Specifications of Polygonum Cuspidatum Extract Resveratrol

Resveratrol Powder 50% HPLC
Resveratrol Powder 98% HPLC
Trans-Resveratrol 98% HPLC

 

Benefits of Polygonum Cuspidatum Extract Resveratrol

Resveratrol can activate acetylase, anti-aging and prolong life .
Prevention and treatment of cardiovascular diseases, control and reduce the risk of cardiovascular diseases.
Resveratrol also has antibacterial, antioxidant, immunomodulatory, antiasthmatic and other biological activities.
Resveratrol has a significant inhibitory effect on melanoma cells,anti-cancer and anti-tumor activity.

 

Specification (TDS) of Polygonum Extract Resveratrol 98%

Analysis Items Specifications Methods
Identifications
A. HPTLC Sample exhibits major bands similar in position and color to standard solution.
B. HPLC Retention time of the sample matches with the standard in HPLC purity test.
Active Ingredients Tests
Resveratrol ≥98.00% HPLC
Physical Tests
Appearance Off-white to white fine powder Visual
Odor Characteristic Organoleptic
Taste Characteristic Organoleptic
Particle size 95% pass 80mesh CP2020 IV<0982>
Bulk-Tapped density 0.4-0.6g/mL CP2020 IV<0993>
Water content ≤0.5% CP2020 IV <0832>
Ash content ≤0.5% CP2020 IV <2302>
Chemical Tests
Heavy Metals ≤10.00ppm CP2020 IV <0821>
Pb<Lead> ≤2.00ppm CP2020 IV <2321>
As<Arsenic> ≤2.00ppm CP2020 IV <2321>
Cd<Cadmium> ≤1.00ppm CP2020 IV <2321>
Hg<Total mercury> ≤0.10ppm CP2020 IV <2321>
Methanol residues ≤500ppm CP2020 IV <0861>
Ethanol residues ≤1500ppm CP2020IV <0861>
Microbiological Tests
Total Bacteria Counts ≤1,000cfu/g GB/T4789.2
Yeasts and Molds ≤100cfu/g GB/T4789.15
E. Coli Negative GB/T4789.38
Salmonella Negative GB/T4789.4

 

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