International Electrotechnical Commission <br/><br/>
IEC: 60970-2007; Insulating liquids- Methods for counting and sizing particles 

 - 2 
 - Geneva  IEC  2007 
 - 37 
<br/><br/> Downloaded from IEC Website 
<br/><br/><label>ISBN: </label>2-8318-9231-7 
<br/><br/><label>Universal Decimal Class. No.: </label> /