Omega complete pH and conductivity :   measurement handbook and encyclopedia. Vol. 27. 

 - Stamford :   Omega,   1989. 
 - pag. var. :   il. ;   29 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INSTRUMENTACION<br/>PH<br/>CONDUCTIVIDAD<br/>CATALOGO
<br/><br/><label>Universal Decimal Class. No.: </label>681.2(085.2)