Besides the matters that can be adsorbed by 5A, 13X molecular sieve can also adsorb CHCl3, CHBr3, CHI3, CCL4, CBr4, C6H6, N-C3F8, C(CH3)4, C(CH3)3OH, parabutanol, cyclohexane, iso-hydrocarbons, toluene, etc. Since it has high activity, it can also be used as carrier for catalysts