| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 3 | 49.80 (11.43 23.94 36.87 49.80) |
||
| 2 | 2 | 49.77 (11.72 24.34 37.17 49.77) |
||
| 3 | 7 | 50.77 (11.69 24.36 37.48 50.77) |
||
| 4 | 5 | 50.31 (11.66 24.47 37.40 50.31) |
||
| 5 | 1 | 47.49 (11.10 23.07 35.40 47.49) |
||
| 6 | 6 | 50.76 (11.74 24.71 37.88 50.76) |
||
| 7 | 2 | 49.77 (11.49 23.84 37.07 49.77) |
||
| 8 | 4 | 49.91 (11.54 24.15 37.38 49.91) |