richard j. block <br/><br/>
a manual of paper chromatography and  paper elctrophoresis 

 - newyork  academic press inc  1958 
 - xi,710 
<br/><br/><label>Subjects--Topical Terms: </label><br/>biology
<br/><br/><label>Dewey Class. No.: </label>545.8/B6205A