GBL is a fine chemical intermediates with the advantages of high solubility, good electrical property and high stability. It is a colorless and clear oily liquid with aromatic odor. It can completely be dissolved with water and soluble in ethanolm,diethyl ether, benzene and acetone. GBL can dissolve organics and inorganic compound, which has wide range of applications in petrochemical, medicine, pesticide and etc.