... in combined state, slight aroma, easy hygroscopic, soluble in water and Methanol, slightly soluble in alcohol, insoluble in ether, benzene, ... D-ribose is the main materials of the synthesis of riboflavin and ribavirin on a large scale, greatly reducing production costs. D ... In the food industry can be used as spices, flavorings and other synthetic materials.[Package]: Stored in ventilated, dry, dark ...