... /DrumStorage: Store in a well-closed container away from moisture.Shelf Life:2 years if sealed and ... store away from direct sun light. Delivery:By Sea & Air Shipping ... product, our raw material of epimedium extract comes from Gansu and Shaanxi, China, a reliable low-cost ... .4.We have complete in specifications, the Icariin content from 5% to 98%, will meet different customer needs ...