Issue
Korean Journal of Chemical Engineering,
Vol.14, No.4, 277-284, 1997
Effect of Operating Conditions on Adsorption of Cephalosporin C in a Column Adsorber
Adsorption of cephalosporin C on a non-ionic polymeric sorbent, SP850, was studied in a column adsorber under various operating conditions such as temperature, pH, concentration, flow rate, and L/D ratio. An adsorption model was formulated by employing the surface diffusion inside resin particles. Single-species equilibrium data were simply represented by Freundlich equation. The model equations were solved numerically by an orthogonal collocation method. The model successfully simulates the adsorption behavior in a column under different operating conditions, but the considerable deviations are observed at low solution pHs, at which different ionic species may coexist.
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