... ,5A, 13X drying,absorbent,cleaning ect. ISO9001:2000 product2.0 to 2.8mm molecular sieveProduct descriptionMolecular sieve is a material ... natural gas and absorbent for paraffin separation5A0.60-0.6520-210.3-0.5Dehydration, desulfurization and purification of air, natural ... and hydrogen making by PAS processes5A-DW0.45-0.5021-220.3-0.6Aviation kerosen dewaxing and paraffin paraffin separation10X0.50 ...