| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 5 | 48.40 (23.55 48.40) |
||
| 2 | 10 | NS (0. 0 0. 0) |
||
| 3 | 1 | 46.54 (22.36 46.54) |
||
| 4 | 3 | 47.15 (22.93 47.15) |
||
| 5 | 2 | 47.01 (22.75 47.01) |
||
| 6 | 4 | 47.74 (22.84 47.74) |
||
| 7 | 8 | 49.07 (23.54 49.07) |
||
| 8 | 7 | 48.82 (23.66 48.82) |
||
| 9 | 9 | 49.53 (24.00 49.53) |
||
| 10 | 6 | 48.80 (23.52 48.80) |