This is an Application Brief and does not contain a detailed Experimental section.
This application brief highlights the analysis of pharmaceutical residues in environmental samples using XTerra MS C18 columns.
Compounds used in this study includes: 1. Acetaminophen 2. Phenylpropanolamine 3. Salicylic acid 4. Diphenhydramine 5. Clofibric acid 6. Ethynylestradiol 7. Tamoxifen 8. Ibuprofen
            
        | 
                     Column:  | 
                     XTerra MS C18 4.6 x 100 mm, 3.5μm (p/n: 186000436)  | 
            
| 
                     Mobile phase A:  | 
                     15 mM NH4COOH, pH 4.0  | 
            
| 
                     Mobile phase B:  | 
                     MeOH  | 
            
| 
                     Flow rate:  | 
                     1.0 mL/min  | 
            
| 
                     Injection volume:  | 
                     40 μL  | 
            
| 
                     Detection:  | 
                     MS ESI+  | 
            
| 
                     Instrument:  | 
                     Alliance 2695, Micromass ZQ  | 
            
            
        
            
        
            
        WA20738.086, June 2002