Physics and Chemistry Character | Physics and Chemistry Character: Colorless transparent liquid, melting point: -56.5, boiling point: 215 -216℃, flash point: 115.5, relative density 1.0695(20℃), dioptric rate 1.4055 (20). It can dissolve in water wholely, it is easy to dissolve in organic solvent, such as ethyl alcohol, ether, benzene and others. |