00305nam a2200073Ia 4500100002300000245011600023260005000139650004200189 aPinnapola,A.S.P.J. 0aSorptive Removal of Methylene Blue from aqueous solutions using slow Pyrolyzed Lasia spinosa (Kohila) stalk BC. aInstitiute of Chemistri CeylonbColomboc2019 a"Seminar Reports ,Dissertations,2019"