... water, soluble in aether, chloroform, ethanol, acetic acid and acetone.Appearance: Fine crystal powderColor: White Specific Rotation : ... , such as eucalyptus, spruce, and lily, and in other foods such as mulberries and peanuts, resveratrol's most abundant natural ... sources are Vitis vinifera, labrusca, and muscadine grapes, Polygonum ...