... a kinetic diameter of less than 4 angstroms and exclude those larger. Such adsorbable molecules include simple ... . Al2O3 . 2 SiO2 . n H2O Application : 1) Drying and removing of CO2 from natural gas, LPG, air, inert ... mesh) , 2.5-5 mm, (4x8 mesh) and as powder, and in pellet 1.6, 3.2. Please ask ... request by the customers. Attention: To avoid damp and pre-adsorption of organic before running, or must ...