... : Resveratrol 20%, 50%, 95%, 98%, 99% 100% Natural GMP Kosher Free sample Resveratrol 1.100% Natural 2.GMP Kosher 3.FREE sample4 ... : 1.Resveratrol 20%, 50%, 70%, 95%, 98%, 99%2.Latin Name: Polygonum Cuspidatum3.Product Type: White powdered extract4.Part ... ItemsSpecificationsAppearance White fine powderTrans Resveratrol(by HPLC)98% or 99% against customer's requirementMesh Size100% pass 80 meshLoss on ...