and the microelectronics field is its emerging demand end.

phosphine (ph3), also known as phosphine and phosphine, is an inorganic compound. phosphine appears as a colorless and odorless gas, soluble in ether and ethanol, and slightly soluble in water. phosphine is flammable, highly toxic, and highly reducing, and is widely used in fumigants, microelectronics and other fields. according to different uses, phosphine can be divided into two categories: industrial grade phosphine and electronic grade phosphine.…