3A,4A,5A,carbon molecular sieve as catalyst for air separation industry ... 1/16 inch 1/8 inch 3A,4A,5A,carbon molecular sieve as catalyst for air separation industryMolecular Sieve ... of hydrocarbons is required. 4) Drying of highly polar compounds, such as methanol and ethanol5) Drying of liquid alcohol6) ... or must to be reactivated. 3A,4A,5A,carbon molecular sieve as catalyst for air separation industry