Polygonum Cuspidatum P.E- Resveratrol

Polygonum Cuspidatum P.E- Resveratrol

Short Description:

Knotweed mainly contains resveratrol glucoside, resveratrol and emodin substances, including resveratrol oxidation resistance, resistance to the role of free radicals, and treatment of tissue and tumor inhibition activity of life.


  • FOB Price: US $10 - 500/ kg
  • Min.Order Quantity: 25kg
  • Supply Ability: 10000kgs per Month
  • Port: shanghai
  • Payment Terms: L/C,D/A,D/P,T/T
  • Product Detail

    Product Tags

    Product Name: Polygonum Cuspidatum P.E

    Latin Name: Rhixoma Polygoni Cuspidati

    Part Used: Root

    Active Ingredients &Specification: Resveratrol20%,50%,98%

    CAS: 4721-07-7

    Test Method: HPLC

    TEST ITEMS SPECIFICATIONS   TEST METHOD
    Appearance Deep yellow brownish powder Visual
    Taste Characteristic Visual
    Odor Characteristic Visual
    Identification Meet requirements TLC
    Resveratrol ≥20%,50%,98% HPLC
    Emodin ≤8%,3%,1% HPLC
    Mesh Size 100% pass 80mesh CP2010
    Bulk Density 0.4-0.6g/ml CP2010
    Tapped Density 0.7-0.9g/ml CP2010
    Loss on drying ≤5.0% CP2010
    Ash ≤5.0% CP2010
    Pesticide residue Meet requirements GC
    Solvent residue Meet requirements GC
    Heavy Metals ≤10.0ppm AA
    As ≤1.0ppm AA
    Pb ≤2.0ppm AA
    Hg ≤0.1ppm AA
    Cd ≤1.0ppm AA
    Total plate count ≤1000cfu/g CP2010
    Yeast &Mould ≤100cfu/g CP2010
    Coliforms Negative CP2010
    Salmonella Negative CP2010

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