supply of chemicals solvents for ibt , supply of chemicals solvents for ibt , ethanol ( 500 ml ) , methanol ( 500 ml ) , acetone ( 500 ml ) , toluene ( 500 ml ) , benzene ( 500 ml ) , phenol ( 500 ml ) , chloroform ( 500 ml ) , hexane ( 500 ml ) , petroleum ether ( 500 ml ) , propanol ( 500 ml ) , butanol ( 500 ml ) , isoamyl alcohol ( 500 ml ) , iso propanol ( 500 ml ) , xylene ( 500 ml ) , acetonitrile ( 500 ml ) , acetic acid ( 500 ml ) , glacial acetic acid ( 500 ml ) , hydrochloric acid ( 500 ml ) , sulphuric acid ( 500 ml ) , nitric acid ( 500 ml ) , phosphoric acid ( 500 ml ) , rhodamine b ( pink ) ( 25 g )