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Excessive phosphate always leads to eutrophication in water bodies, which has been paid much attention in recent years. In this work, sewage sludge derived adsorbent was used to remove phosphate from aqueous solutions with the activation of ZnSO4·7H2O and H2SO4. The suitable dosages of the activation agents with the production of the carbonized sludge were determined. The adsorption performance was...
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