| 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 |