OFFICIAL METHODS OF ANALYSIS OF THE   ASSOCIATION OF OFFICIAL ANALTICA CHEMISTS/  
WILLIAN HOROWITZ 
 - 13 
 - WASHINGTON:   ASSOCIATION OF OFFIACIAL  ANALYTICAL CHEMISTS  1980 
 - 465 P.  23 CM. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1.QUIMICA ANALITICA.
<br/><br/><label>Dewey Class. No.: </label>664.07 O33 1980