Giant Knotweed P.E./ Polygonum cuspidatum extract/ Resveratrol

【Product Name】：Polygonum cuspidatum extract

【Latin Name】：Polygonum cuspidatum Sieb. et Zucc

【Extract Part】：Dried rhizomes and roots of Codonopsis pilosula

【Product specification】：Resveratrol 50%、98%（HPLC）

【Product Appearance】：Off-white to white powder

【Physical Properties】：Odorless, insoluble in water, soluble in ethanol, propanol and other organic solvents.

【Storage conditions】：Keep in a cool and dry place, avoiding light and high temperature.

【 Packing】：1kg/bag, 25kg/drum, double plastic bag inside, cardboard drum outside.

【Shelf Life】：Two years