Liquid caustic soda is a kind of severe alkali inorganic chemical, which exposes as liquefied clear solution with no color and no odor. It is intensively utilized in ordinary chemical plant with M.W. 40.1, B.P. 1388?. It is generally called as caustic soda, viscous liquid with well moisture absorption for water, carbon dioxide and chlorine. Liquid caustic soda can not burn, but tends to corrode zinc, aluminum, copper and lead to produce hydrogen. In accordance with requirement, it is processed as flaked caustic and micropearls caustic by heat evaporation. Liquid caustic soda of Formosa Plastics is completely manufactured from ion exchange membrane process to sell around all over the world and qualified by domestic food additives and various international surveillance activities.