Resveratrol98%
Resveratrol，another name：polygonum cuspidatum extract, a natural polyphenol.
【Physical character】
Off-white odorless powder.
Soluble in methanol, ethanol etc.
Slightly soluble in water.
【Main specification】
|
Assay: |
HPLC50% |
UV98% |
|
Appearance: |
Powder |
|
【Botanical Source】Polygonum cuspidatum
Related products
【Function & Application】
Antibacterial、antioxidant、anti-inflammatory、anti-cancer、anti-thromboti and immunomodulatory.
【CAS NO.】501-36-0
【Molecular Formula 】C14H12O3
【Packaging】
Net weight ≤5kg, PE bag sealed, pack in Carton.
Net weight ≥5kg≤25kg, PE bag sealed,pack in Fibre Drum.
【Storage and transportation requirements】
Keep far away from fire and sunlight, dampness and keep in seal.Don't store and transport with toxic and harmful goods.
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TEST ITEM |
STANDARD |
RESULT |
|
Appearance |
Off-White powder |
Complies (Visual) |
|
Residue on ignition |
≤0.5% |
Complies |
|
Assay |
≥50%, ≥98% |
50.45%, 98.27% (HPLC) |
|
HEAVY METAL |
STANDARD |
RESULT(ICP-MS) |
|
Lead |
≤3ppm |
Complies |
|
Cadmium |
≤1ppm |
Complies |
|
Mercury |
≤0.5ppm |
Complies |
|
Arsenic |
≤1ppm |
Complies |
|
Cu |
≤1ppm |
Complies |
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MICROBIOLOGICAL TEST |
STANDARD |
RESULT |
|
Total microbial count |
≤1000cfu/g |
Complies |
|
Yeast & mold |
≤100cfu/g |
Complies |
|
E.Coli |
Negative |
Negative |
|
Salmonella |
Negative |
Negative |
|
Aflatoxin |
≤5ug/kg |
Complies |
|
Solvent residences |
≤0.05% |
Complies |
|
PESTICIDE RESIDUE |
STANDARD |
RESULT |
|
BHC |
≤0.1mg/kg |
Complies |
|
DDT |
≤0.1mg/kg |
Complies |
|
PCNB |
≤0.1mg/kg |
Complies |
|
Aldrin |
≤0.02mg/kg |
Complies |
|
Other |
STANDARD |
RESULT |
|
Shelf life |
2 Years |
Complies |