Hahn, Richard Balser,   1913- <br/><br/>
Inorganic qualitative analysis :   a short course for introductory chemistry /  
Richard B. Hahn and Frank J. Welcher. 
 - Princeton, New Jersey :   D. van Nostrand,   1966. 
 - 304 p. :   il. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Química analítica qualitativa.<br/>Química inorgânica.
<br/><br/><label>Dewey Class. No.: </label>544