Giant Knotweed Extract Knotweed Sieb for health benefits.Et Zucc L Antioxidant Plant Extract Resveratrol 50% 98%

Product NameGiant knotweed P.ELatin NamePolygonum cuspidatum Sieb. et Zucc LItem  Specification  (in-house)Results  MethodsMarker compoundResveratrol 50%50.32%HPLCMarker compoundEmodin <5%3.76%HPLCAppearance & Color Yellow Brown ConformGB5492-85Odor & Taste  CharacteristicConformGB5492-85Plant Par

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Product NameGiant knotweed P.E
Latin NamePolygonum cuspidatum Sieb. et Zucc L
Item  Specification  (in-house)Results  Methods
Marker compoundResveratrol 50%50.32%HPLC
Marker compoundEmodin <5%3.76%HPLC
Appearance & Color Yellow Brown ConformGB5492-85
Odor & Taste  CharacteristicConformGB5492-85
Plant Part Used  Root Conform 
Extract Solvent   EthanolConform 
Bulk Density 0.4-0.6g/ml0.50g/ml 
Mesh Size  80100%GB5507-85
Loss on Drying   ≤5.0%3.41%GB5009.3
Ash Content   ≤5.0%3.32%GB5009.4
Solvent Residue  NegativeConformGC
Heavy Metals
Total Heavy Metals   ≤10ppm3ppmAAS
Arsenic (As)    ≤1.0ppm0.15ppmAAS(GB/T5009.11)
Lead (Pb)   ≤1.5ppm0.7ppmAAS(GB5009.12)
Cadmium    <1mg/kgNot DetectedAAS(GB/T5009.15)
Mercury  ≤0.3ppmNot DetectedAAS(GB/T5009.17)
Microbiology 
Total Plate Count   ≤10000cfu/g<100GB4789.2
Total Yeast & Mold  ≤1000cfu/g<10GB4789.15
E. Coli  ≤40MPN/100gNot DetectedGB/T4789.3-2003
Salmonella  Negative in 25gNot DetectedGB4789.4
Staphylococcus  Negative in 10gNot DetectedGB4789.1
Packing and Storage  25kg/drum Inside: Double-deck plastic bag, Outside: Neutral cardboard barrel & Leave in the shady and cool dry place
Shelf Life  3 Year When Stored properly
Expiration Date  3 Year

Giant Knotweed Extract Good for Health Polygonum Cuspidatum Sieb. Et Zucc L Anti-Oxidant Plant Extract Resveratrol 50% 98%Giant Knotweed Extract Good for Health Polygonum Cuspidatum Sieb. Et Zucc L Anti-Oxidant Plant Extract Resveratrol 50% 98%
Giant Knotweed Extract Good for Health Polygonum Cuspidatum Sieb. Et Zucc L Anti-Oxidant Plant Extract Resveratrol 50% 98%Giant Knotweed Extract Good for Health Polygonum Cuspidatum Sieb. Et Zucc L Anti-Oxidant Plant Extract Resveratrol 50% 98%

Giant Knotweed Extract Good for Health Polygonum Cuspidatum Sieb. Et Zucc L Anti-Oxidant Plant Extract Resveratrol 50% 98%Giant Knotweed Extract Good for Health Polygonum Cuspidatum Sieb. Et Zucc L Anti-Oxidant Plant Extract Resveratrol 50% 98%

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