... .Purity:93%-99.6% Oxygen plant,Medical Oxygen,Liquid oxygen,PSA oxygen Plant Medical Oxygen Generator 2.1Main parameterCapacity: 50 Nm3 ... oxygen generator uses zeolite molecular sieve as sorbent, produces oxygen by making use of the PSA principle. Under certain pressure, zeolite molecular ... , improve the environment and satisfy the needs of healthcare patie. PSA Oxygen Generator