Resveratrol
Resveratrol，another name：polygonum cuspidatum extract
【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
【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.
|
TEST ITEM |
STANDARD |
RESULT |
|
Appearance |
Off-White |
Complies |
|
Assay |
≥50%, ≥98% |
Complies |
|
HEAVY METAL |
STANDARD |
RESULT(ICP-MS) |
|
Lead |
≤3ppm |
Complies |
|
Cadmium |
≤1ppm |
Complies |
|
Mercury |
≤0.5ppm |
Complies |
|
Arsenic |
≤1ppm |
Complies |
|
Cu |
≤1ppm |
Complies |
|
MICROBIOLOGICAL TEST |
STANDARD |
RESULT |
|
Total microbial count |
≤1000cfu/g |
Complies |
|
Yeast & mold |
≤100cfu/g |
Complies |
|
E.Coli |
Negative |
Negative |
|
Salmonella |
Negative |
Negative |
|
Other |
STANDARD |
RESULT |
|
Shelf life |
2 Years |
Complies |