![Evaluation of ion exchange material from sulfonated polystyrene waste synthesized for removal Cr3+ from aqueous solution by column experiment](https://timtailieu.net/upload/document/935025/w126_h160_evaluation-of-ion-exchange-material-from-sulfonated-polystyrene-waste-synthesized-for-removal-cr3-from-aqueous-solution-by-column-experiment-935025.jpg)
Evaluation of ion exchange material from sulfonated polystyrene waste synthesized for removal Cr3+ from aqueous solution by column experiment
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