Snell, Foster Dee. <br/><br/>
Colorimetric methods of analysis :  Including photometric and fluorometric methods / 
Foster Dee Snell and Cornelia T. Snell. 
 - 3rd ed. 
 - Princeton :  Van Nostrand,  c 1957. 
 - Vols :  ill. ;  23 cm. 
 - Studies in mathematics. .
<br/><br/> Includes index. 
<br/><br/>V. 3- (Organic-I); 
<br/><br/>346  346 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>Dewey Class. No.: </label>545.8 / S27c