This is an Application Brief and does not contain a detailed Experimental section.
This application brief highlights the analysis of acetaminophen and codeine using Symmetry C8 columns.
Compounds analyzed in this study are:
1. Acetaminophen
2. Codeine
            
        | 
                     Column:  | 
                     Symmetry C8, 3.9 x 150 mm, 5 μm (p/n: WAT046970)  | 
            
| 
                     Mobile phase:  | 
                     10 mM docusate sodium in methanol/water/THF/phosphoric acid 60:36:4:1  | 
            
| 
                     Flow rate:  | 
                     0.75 mL/min  | 
            
| 
                     Injection volume:  | 
                     15 μL of 55 μg/mL acetaminophen and 35 μg of codeine sample  | 
            
| 
                     Detection:  | 
                     UV @ 254 nm  | 
            
1. 1.09
2. 1.04 
            
        WA31763.11, June 2003