Purnell H <br/><br/>
Gas chromatogrphy 
Purnell H 
 -  1962 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>47109 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Gas chromatography<br/>Chemistry
<br/><br/><label>Dewey Class. No.: </label>E3051:198, K2