Product name: Giant knotweed extract

Botanical name: poligonum cuspidatum extract

Botanical source: rhizome / root

Molecular formula: C₁₄H₁₂O₃

Chemical composition: resveratrol & emodin mainly

Spec: 20% 50% 85% 98% 99%

Test method: HPLC

Appearance: brown white fine powder

Inner packing: double-layer plastic bag

Outer packing: fiberboard drum

N.W.: 25kg

G.W.: 28kg

Dimensions: 0.08 m3/pcs

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

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, products certified through Jewish Kosher.