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The performance of modified clinoptilolites (zeolites) from two different sources (South Africa and the USA) for the adsorption of Ni2+, Cd2+ and Pb2+ from synthetic industrial effluent contaminated with metal concentration levels at 50, 150 and 500 ppm was evaluated. The selectivity of the clinoptilolite for the adsorption of Ni2+, Cd2+ and Pb2+ was investigated with mixed feed solutions containing...
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