Delta Molecular Sieve Co,Ltd located in Qingdao,China, was professional supplier of molecular sieve and activated alumina. <br />We have offered our perfect productions and services to customers around the world for nearly 12 years.<br />Our various specifications of Molecular Sieve 3A，4A，5A，13X and Activated Alumina was served as desiccant, adsorbents, and catalyst. They were widely used in Petroleum and Petroleum chemical , Insulating Glass, Detergent Builder and Air Separations industry.<br />Since we entered this field, quality has always been put in first during company development. All of our productions had awarded the authentication of ISO9001:2000 quality management system. They were really liked by our clients in EU and America. Now we can provide various kind of Molecular Sieve and Activated Alumina 8000MT and 30000MT respectively every year. <br />we are ready to be enthusiasm to making friends, more willing to cooperate in good faith with friends, get common development and progress !