Block R J <br/><br/>
Manual of paper chromatography and paper electrophoresis 

 -  1958 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>74072 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry
<br/><br/><label>Dewey Class. No.: </label>E3051, J8