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    Resveratrol
    Product name: Resveratrol
    Botanical source: Polygonum cuspidatum sibeb.et zucc.
    CAS NO.: 501-36-0
    Specification: 10%-99%
    Molecular formula: C14H12O3
    Molecular Weight: 228.25
    Characters: white powder with slight yellow cast
    Solubility: Easily soluble in ether,chlorofrom, methanol,ethanol,acetone etc.
    Description:
    Resveratrol is a naturally occurring phytoalexin produced by some higher plants in response to injury or fungal infection. Phytoalexins are chemical substances produced by plants as a defense against infection by pathogenic microorganisms, such as fungi. Alexin is from the Greek, meaning to ward off or to protect. Resveratrol may also have alexin-like activity for humans. Epidemiological, in vitro and animal studies suggest that a high resveretrol intake is associated with a reduced incidence of cardiovascular disease, and a reduced risk for cancer.
    Function:
    1. Resveratrol protecting the heart and circulatory system, lowering cholesterol, and protecting against clots which can cause heart attacks and stroke.
    2. Resveratrol protects a cell’s DNA. It is a powerful antioxidant. Antioxidants can help prevent cell damage caused by free radicals. Free radicals are unstable atoms caused by pollution, sunlight and our bodies natural burning of fat that can lead to cancer, aging and brain degeneration.
    3. Lowering cholesterin and the blood viscosity, reducing the risk of arteriosclerosis, cardio-cerebrovascular disease and heart disease.
    4. Anti-virus and accommodate immunity, inhibit Staphylococcus aureus, Micrococcus catarrhalis, Bacillus coli, aeruginosus Bacillus, have better inhibit action with Orphan virus, Fever blisters virus, enteric virus and Kesaqi virus.
    Specification:
    ItemsSpecification
    AppearanceBrown to off-white powder(Relate to Purity)
    OderCharacteristic
    TasteCharacteristic
    Paiticle sizePass 80 mesh
    Loss on drying≤5%
    Heavy metals<10ppm
    As<1ppm
    Pb<3ppm
    AssayResult
    Resveratrol≥50%
    Total Plate Count<10000cfu/g or <1000cfu/g(Irradiation)
    Yeast & Mold<300cfu/g or 100cfu/g(Irradiation)
    E.ColiNegative
    SalmonellaNegative
    Trans-ResveratrolEmodinTest MethodColor
    99%0.1%HPLCPure White
    98%0.1%HPLCPure White
    Packing:
    1kg/bag,25kg/drumbuy Herbal Extract
    website:http://www.hzlzchems.com/cosmetic-ingredients/herbal-extract/