Kramer, S. J. <br/><br/>
14C Measurement: Effect of variations in sample preparation and storage on the counting efficiency for 14C using a carbo-sorb/permafluor E+ liquid scintillation coktail. 

 - Chalk River, Ontario :  AECL,  1995. 
 - 11 p. :  il. 
<br/><br/> Bibliografía: p. 4 
<br/><br/><label>ISSN: </label>0067-0367 
<br/><br/><label>Standard No.: </label>AECL-11258 COG-95-27