The Acetonitrile is the most main use is as a solvent.Such as as butadiene extraction solvent, solvent of synthetic fiber and some special coating solvent.In the oil industry is used for removing the tar from petroleum hydrocarbons, phenolic substances such as solvent.In the oil industry as a slave the solvent extraction of fatty acids in vegetable oil, in medicine, used for species of steroid drugs recrystallization reaction medium.In need of high dielectric constant is often used when the polarity of solvent acetonitrile and water form the binary azeotrope, inclusive of our 84% acetonitrile, the boiling point of 76 .Acetonitrile is medicine (vitamin B1), spices intermediates, is to make all triazi