Sandell, E.B. <br/><br/>
Photometric Determination of Traces of Metals General Aspects  Pt 1 

 - New york  John Wiley  1978 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>colorimetric Analysis<br/>Metals - Analysis<br/>Trace Elements - Analysis
<br/><br/><label>Dewey Class. No.: </label>546.3  / S14P