Kumari, G.T. <br/><br/>
The use of manganese(III) and manganese(IV) in the determination of  chemical oxygen demand (COD) 

 - Colombo  University of Colombo  2000 
 - vi,36p. 
<br/><br/>University of Colombo 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CHEMISTRY - ANALYTICAL
<br/><br/><label>Universal Decimal Class. No.: </label>546  / K85