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Although Fe(III) salts coagulation has been widely used for phosphate removal, knowledge about the phosphorus release from the formed Fe-P coprecipitants is limited. This paper investigated the effects of Fe/P molar ratio, aging time, pH, Eh, and temperature on the release of phosphorus and iron in coprecipitants using batch tests. At neutral pH, three kinds of coprecipitants were prepared: unaged...
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