Chemical disinfecting agents in water and effluent, and chlorine demand 

 - London  :  Her Majesty's Stationary Office,  1980 
 - 44 p. ;  30 cm. 
 - Methods for the examination of waters and associated materials .
<br/><br/><label>ISBN: </label>0117514934 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Purification--Chlorination<br/>Water--Purification