Walker, John Q. <br/><br/>
Chromatographic systems /  maintenance and troubleshooting / 
John Q. Walker 
 - 2nd ed. 
 - New York :  Academic Press,  1977 
 - xiii, 359 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0127320520 
<br/><br/><label>LCCN: </label>77-008356 //r85 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chromatographic analysis--Equipment and supplies--Maintenance and repair