Rational use of water and its treatment in the chemical industry  

 -  United Nations  1991  
 - p. 
<br/><br/> 146 p. : ill. ; 30 cm. At head of title: Economic Commission for Europe, Geneva "ECE/CHEM/78." "United Nations publication sales no. E.91.II.E.3"--T.p. verso NHAH  
<br/><br/><label>ISBN: </label>9211165008 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical industry---Water-supply
<br/><br/><label>LC Class. No.: </label>TP155