3A,4A,5A,carbon molecular sieve as catalyst for air separation industry ... *12mesh 2.Pellets 1/16 inch 1/8 inch 3A,4A,5A,carbon molecular sieve as catalyst for air separation industryMolecular ... of organic before running, or must to be reactivated. 3A,4A,5A,carbon molecular sieve as catalyst for air separation industry