Specifications: Tongkat ali extract powder 100% nature and competitive prices Gmo free, iso, sgs and kosher certified Active ingredient: longjack, eurycoma longifoli Extraction method: water/ grain alcohol Extraction rate: 100:1 Form: brownish yellow powder (100:1) Specification: customerized Solubility: good in hydro-alcoholic solution Packaging detail: 25kg/durm, paper-drums and two plastic-bags inside and can be customerized. Storage: store in a well-closed container away from moisture. Shelf life: 2 years if sealed and store away from direct sun light. Delivery detail: within 3 days after receiving