Resveratrol powder

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:export drum N.W.: 25kg G.W.: 28kg Dimensions: 0.08 m3/pcsStorage: store in cool & dry area, keep away from the direct light and heat. Shelf life: 2 years if properly storedResveratrol 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.