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Resveratrol

--Giantknotweedextract-- Polygonum cuspidatum P.E.

【Latin Name】Polygonum Cuspidatum

【CAS No.】 501-36-0

【Appearance】Offwhite yellowish Powder

【Test Method】HPLC

【Source】

Root & Rhizome of Polygonum  cuspidatum Sieb. et Zucc.

【Extract Method】Alcohol

【Applicable field】Medicine，antioxidant

【Assay】10%－99%

【Active material】Resveratrol

【Heavy Meta】＜10ppm
【As】＜0.5ppm

【Pb】＜1ppm

【Hg】＜0.05ppm ,

【Cd】＜0.2ppm,

【Ni】＜0.5ppm
【Total Plate Count】＜1000cfu/g
【Yeast & Mold】＜100cfu/g

【Loss on Drying】＜2%
【E.Coli】Negative

【Pesticides】 Negative
【Salmonella】Negative

【Molecular Formula】C₁₄H₁₂O₃ 

【Formula】228.24

【Melting point】253℃-255℃

【Solubility】soluble in diethyl ether, Chloroform, Etheyl alcohol, Acetone

【Packing】Double-deck plastic bag, packed with aluminium foil paper outside

【Particle size】100 mesh

【Shelf Life】2 years

【Use】medicine for cancer