Biswas Rani arunabha <br/><br/>
Batch and column studies for the removal of safranin O using hen feathers as pot 
Biswas Rani arunabha 
 - Dr   B R 
 - Jalandhar  Dr   B R  Ambedkar  National institute o  2014 
 - vii,70 
<br/><br/><label>Dewey Class. No.: </label>667.1  / BI-B