%0 Conference Proceedings %T Synthesis, characterization of silica gel phases chemically immobilized 2-aminothiophenole and use of it for preconcentration and determination of trace amount of cadmium and batch studies by flame atomic absorption spectrometry %A S. Jamil. A. Fatemi %A SHokooh Saljooghi, Amir %A M. Babaie %J 11th Iranian Inorganic Chemistry Conference (IICC11) %D 2009