D(-)-Salicin CAS NO.138-52-3

Product Name: White Willow Bark P. E. Botanical Source: Salix alba . Used Part: Bark Assay: Salicin 15% - 98% Appearance: Brown fine powder Test …

Product Name: White Willow Bark P. E. Botanical Source: Salix alba . Used Part: Bark Assay: Salicin 15% - 98% Appearance: Brown fine powder Test method :HPLC Plant Description: The willow family includes a number of different species of deciduous trees and shrubs native to Europe, Asia, and some parts of North America . Some of the more commonly known are white willow/European willow ( Salix alba ), black willow/pussy willow ( Salix nigra ), crack willow ( Salix fragilis ), purple willow ( Salix purpurea ), and weeping willow ( Salix alba ). The willow bark sold in Europe and the United States usually includes a combination of the bark from white, purple, and crack willows.