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Sari Kilpimaa,Hanna Runtti,Teija Kangas,Ulla Lassi,Toivo Kuokkanen 한국공업화학회 2015 Journal of Industrial and Engineering Chemistry Vol.21 No.1
Carbon residue obtained as a by-product fromwood gasification processwas employed as a precursor forpreparing adsorbent by physical activation. Adsorbent with BET surface area 590m2 g 1 and pore volumeof 0.335cm3 g 1 was prepared and used as an adsorbent for phosphate and nitrate removal. The optimalpH and initial concentrations for phosphate and nitrate removal were determined. The kinetics showedthat the adsorption data followed pseudo-second-order kinetics. The isotherm analysis indicated that theadsorption data can be represented by the Langmuir model. Results showed that activated carbon residueis suitable adsorbent for phosphate removal.