Grape Seed Extract Vitis Vinifera

Grape Seed Extract Vitis ViniferaIntroduction: Specification:30%-95%Polyphenol/95%Proanthocyanidins Part: Seeds Appearance: Brown red Powder Odor: Characteristic Extract Method:Grain alcohol Test Method:UV-VIS according to customer requirements English name: grape seed extract Latin Name: Vitis vinifera L. Active ingredients: Proanthocyanidins , Polyphenols Specification: Proanthocyanidins(OPC) 95% UV; polyphenols 70%, 90%, 95% Use Part : seed Appearance: reddish brown fine