TY - JOUR T1 - Comparison of Kinetic Study of CTMA+ Removal of Molecular Sieve Ti-MCM-41 Synthesized with Natural and Commercial Silica JO - Materials Research A1 - Fontes, Maria do Socorro Braga A1 - Melo, Dulce Maria de Araújo A1 - Costa, Cintia de Castro A1 - Braga, Renata Martins A1 - Melo, Marcus Antonio de Freitas A1 - Alves, José Antônio Barros Leal Reis SN - 1516-1439 UL - 10.1590/1516-1439.019015 VL - 18 Y1 - 2015 PB - Brasil ER -