1.dark yellow to light brown color, kind of ginger aroma 2.spice & flavor for food, perfume, cosmetics, ... colo Specification1.dark yellow to light brown color, kind of ginger aroma2.spice & flavor for food, perfume, cosmetics, medicine- ... Specific Rotation: - 28 ° - 47 °-Solubility: soluble in 75% of ethanol-Content: ginger alcohol, ketones ginger, ginger- ene phenol,Gingerol p 50%.above.-Package ...