 
            
        This is an Application Brief and does not contain a detailed Experimental section.
This application brief demonstrates the gradient separation of morphine and metabolites on ACQUITY UPLC BEH HILIC Columns.
The compounds used in this study are:
 
            
        | Column: | ACQUITY UPLC BEH HILIC, 2.1 x 50 mm, 1.7 μm | 
| Part Number: | 186003460 | 
| Mobile Phase A: | 10 mM NH4COOH in H2O, 0.125% HCOOH in 50:50 ACN:H2O | 
| Mobile Phase B: | 10 mM NH4COOH in H2O, 0.125% HCOOH in 90:10 ACN:H2O | 
| Flow Rate: | 1.235 mL/min | 
| Injection Volume: | 5 μL | 
| Sample Concentration: | 25 ng/mL each | 
| Sample Diluent: | 75:25 ACN:MeOH | 
| Column Temperature: | 30 °C | 
| Sample Temperature: | 15 °C | 
| Weak Needle Wash: | ACN/H2O 95/5 | 
| Detection: | UV @ 280 nm | 
| Sampling Rate: | 20 points/sec | 
| Time Constant: | 0.1 | 
| Instrument: | Waters ACQUITY UPLC with ACQUITY PDA | 
| Time(min) | Profile | |
|---|---|---|
| %A | %B | |
| 0.00 | 0.1 | 99.9 | 
| 0.51 | 0.1 | 99.9 | 
| 2.11 | 99.9 | 0.1 | 
| 2.19 | 0.1 | 99.9 | 
| 2.91 | 0.1 | 99.9 | 
 
            
        WA60132, August 2009