Wagner, Herbert P. <br/><br/>
Challenges encountered in extending the sensitivity of US. environmental protection agency method 314.0 for perchlorate in drinking water / 
Herbert P. Wagner ...[et. al.] 
<br/><br/> EPA method 314.0 
<br/><br/><label>Source: </label>Journal of Chromatography A 1039 (1-2) 2004 : 97-104 0021-9673