D(+)-Xylose is a colorless to white crystals or white crystalline powder, slightly sweet odor and refreshing. D-Xylose Sweetness of sucrose 40%. Relative density 1.525, melting point of 114 degrees, were right-handed light and variable optical activity, soluble in water and hot ethanol, insoluble in alcohol and ether. The body can not digest, D-Xylose E967 can not use. Natural crystal exists in a variety of mature fruit.