Profile: Liaoyang Woolong Technology Chemical Factory deals with niacin, ethylene carbonate, methyl ethyl carbonate, diethyl carbonate and dibasic ester. Our methyl ethyl carbonate is a colorless transparent liquid that is insoluble in water and has a boiling point of 109.2°:C. It is mainly used to deploy lithium ion battery electrolytes. The adipic acid is a monoclinic crystal at normal temperature. It has a melting point of 152°C and a boiling point of 337.5°C.