... 999% purity is produced Principles: PSA nitrogen generator uses carbon molecular sieve as sorbent, produces ... nitrogen with desired purity.Applications: 1. Metallurgy: For anneal protection, agglomeration protection, nitrogenizing, furnace washing ... , biological technology, intermediate, etc. 3. Electronic industry: For encapsulation, agglomeration, anneal, deoxidization, storage of electronic products. ...