Now showing items 1-1 of 1
Aplicação e modificação química da sílica gel obtida de areia
(Química Nova, 2005-06-01) [Artigo]
The silica gel was obtained from sand and its surface was modified with POCl3 to produce Si-Cl bonds on the silica surface. Ethylenediamine was covalently bonded onto the chlorinated silica surface. The adsorption of the ...