This is an Application Brief and does not contain a detailed Experimental section.
This application brief highlights the analysis of naproxen using SymmetryShield RP18.
Compounds used in this application brief are Naproxen and Butyrophenone.
            
        | 
                     Column:  | 
                     SymmetryShield RP18, 4.6 x 250 mm, 5 μm (p/n: 186000112)  | 
            
| 
                     Mobile phase:  | 
                     Acetonitrile/water 46:54, 2.0 mL of glacial acetic acid in 1 L of mobile phase  | 
            
| 
                     Flow rate:  | 
                     1.0 mL/min  | 
            
| 
                     Injection volume:  | 
                     20 μL  | 
            
| 
                     Detection:  | 
                     UV @ 254 nm  | 
            
| 
                     USP tailing factors:  | 
                     1. 1.09 2. 1.13  | 
            
            
        WA31763.111, June 2003