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Md. Rabiul Awual,M.A. Shenashen,Akinori Jyo,Hideaki Shiwaku,Tsuyoshi Yaita 한국공업화학회 2014 Journal of Industrial and Engineering Chemistry Vol.20 No.5
We developed a potentially high-performance adsorbent for sustainable treatment of soluble inorganic trace phosphate from water by zirconium(IV) loaded bifunctional fibers. In the presence of common Cl- and SO4 2-, phosphate adsorption was not adversely affected but slightly enhanced due to co-ion and Donnan invasion mechanism. Trace phosphorus (0.0143 mM) was also removed in presence of relatively high amounts of competing anions at high feed flow rate (850 h-1). In competitive arsenate and phosphate adsorption, this novel adsorbent slightly preferred phosphate to arsenate. The adsorbent is reversible and keeps remaining functionality to further reuse in many cycles.