Product Description

1.Product name: Giant Knotweed Extract

2.Botanical name: Polygonum cuspidatum extract
3.Botanical source: Rhizome / root
4.Molecular formula: C14H1203
5.Chemical composition: Resveratrol & emodin mainly
6.Spec: HPLC98% 
7.Test method: HPLC
8.Appearance: Brown white fine powder

9.Inner packing: Double-layer plastic bag
Outer packing: Fiberboard drum
N. W.: 25kg
G. W.: 28kg
Dimensions: 0.08 m3/PCS

10.Storage: Store in cool & dry area, keep away from the direct light and heat.
Shelf life: 2 years if properly stored

11.Resveratrol are derived from natural plant ( polygonum cuspidatum);
Resveratrol content of detection is to 100% trans-resveratrol, the product isn't included maleinoid form resveratrol; Emodin are less than 3% in mass production of 50% Resveratrol, it's lower than Industry Standard via SGS and other international organizations tested; Our production and packing are completed in GMP workshop