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Matrix of silica gel organofunctionalized with thiol-ethylenimine group containing 2.60 mmol of nitrogen per gram of silica, caused extraction of CuX 2 (X=Cl - and NO 3- ) from aqueous and non-aqueous solvents like ethanol, methyl ethyl ketone and acetonitrile at 298+/-1 K. Extraction was performed by the batchwise process whose maximum adsorption obtained showed the decreasing...
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