白藜芦醇，虎杖提取物

　　中文别名：3,4',5-三羟基芪；虎杖甙元；茋三酚；芪三酚； 3,4',5-三羟基茋；3,4',5-三羟基二苯乙烯；（E)-5-[2-(4-羟苯基)-乙烯基]-1,3-苯二酚

　　英文名称：Resveratrol

　　英文别名：3,4',5-Trihydroxy-trans-stilbene;5-[(1E)-2-(4-Hydroxyphenyl)ethenyl]-1,3-benzenediol

　　CAS号：501-36-0

　　分子式：C14H12O3

　　分子量：228.24

　　理化性质：无色针状结晶，易溶于乙醚，氯仿、甲醇、乙醇、丙酮等　

  Resveratrol,Polygonum Cuspidatum Root Extract

Key Specifications/Special Features:

• Spec:  NLT50%,98%  
• Latin Name: Polygonum cuspidatum Sieb. et Zucc. 
• Used part:Root 
• Appearance: White powder
• Odor/taste: characteristic
• Loss on drying: ≤5.0%
• Sieve analysis: pass 80 meshes
• Bulk density: 45 to 55g/100mL
• Extract solvent: alcohol and water
• Heavy metal: <20ppm
• As: <2ppm
• Residual solvents: Eur.Pharm.2000
• Microbiology:Store in cool and dry place, keep away from strong light/heat

            Total plate count: <1,000cfu/g

            Yeast and mold: <100cfu/g

            Escherichia coli: negative

•           Salmonella: negative
•  
• Shelf lifespan: 2 years when properly stored

• Payment Terms:
•  L/C, T/T, D/P, D/A, Western Union or MoneyGram
• Minimum Order:
•  1 to 99 Kilogram

• Lead Time:

             3~5 days

Function:

 Resveratrol is a kind of natural antioxidants, can decrease the blood viscosity, inhibit platelet coagulation and vasodilation, keep the blood flow, can prevent the occurrence of cancer and development, can resist atherosclerosis and coronary heart disease.