Abstract
The present study reports Eosine Yellow (EosineY) dye removal by adsorption method. For this purpose hen feathers (HF) are used as sorbent. After optimization of various parameters, it was observed that 75.7% removal of dye (25ppm) occurs at pH 4, contact time 1 h using 1.25 g of adsorbent. Adsorption isotherm studies shows that Langmuir model is best fitted for sorption of the dye on selected sorbent. The kinetics and thermodynamics studies revealed that adsorption process follows pseudo second order kinetics and is exothermic in nature. Use of hen feathers for removal of Eosin Y is found to be efficient and cost effective.
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