... cracked gas,ethylene, propylene, butylene, butadiene, pentane Molecular sieve 13X is the sodium form of the type ... separate nitrogen from oxygen.Properties and application of molecular sieve: TypeBulk density Yp(g/ml)Water absorption ... absorbent for removal of H2O, H2S and CO2 in liquid,gas and arene separation13X0.55-0 ... kerosen and therelated liquid hydrocarbon Molecular Sieve 13X for CO2 Adsorption