Stoeppler, Markus <br/><br/>
Sampling and sample preparation: practical guide for analytical chemists 

 - Berlin  Springer-Verlag  1997 
<br/><br/><label>Subjects--Index Terms: </label>Sipls and soil solutions  Biological samples  Human specimens  Sample preparation  
<br/><br/><label>Dewey Class. No.: </label>543.02  / N7