3A,4A,5A,carbon molecular sieve as catalyst for air separation industry 1.Beads 4*8mesh 8*12mesh ... inch 3A,4A,5A,carbon molecular sieve as catalyst for air separation industryMolecular Sieve 3A is an alkali metal ... in pellet 1/16inch 1/8inch AttentionTo avoid damp and pre-adsorption of organic before running, or must to be ... . 3A,4A,5A,carbon molecular sieve as catalyst for air separation industry