Technologies for upgrading existing or designing new drinking water treatment facilities. 

 - Cincinnati :  Center for Research Information,  1990. 
 - 209 p. 
<br/><br/> Treatment: Sedimentation; activated carbon; ion exchange; disinfection. Options: Coagulation; filtration; aeration; reverse osmosis; other... 
<br/><br/><label>Standard No.: </label>EPA-625-4-89-023