Beta pinene is abtained from the fractionation of turpentine oil, it is used as the starting material of myrcene, above 95%. SPECIFICATIONAppreance: Transparent and colorless liquid without impuritySpecific Gravity(20°c): 0.867-0.869Refraction Index(20°c): 1.476-1.482Opitical Rotation: about -18°Content: 160°-170° above 95% beta pinene min 95%,natural beat pinene