Sandell, E.B <br/><br/>
Photometric determination of traces of metals general aspects 

 - 4th ed. 
 - New York  John Wiley  1978 
 - [12],1085 p. 
 - Chemical Analysis,3 .
<br/><br/><label>ISBN: </label>0471030945 
<br/><br/><label>Dewey Class. No.: </label>546.3  / SAN