| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 7 | 51.23 (25.15 51.23) |
||
| 2 | 5 | 50.46 (24.55 50.46) |
||
| 3 | 10 | DQ (23.56 49.77) |
||
| 4 | 6 | 50.68 (24.30 50.68) |
||
| 5 | 1 | 47.82 (22.36 47.82) |
||
| 6 | 2 | 49.52 (24.13 49.52) |
||
| 7 | 3 | 50.17 (24.25 50.17) |
||
| 8 | 4 | 50.19 (24.71 50.19) |
||
| 9 | 8 | 51.97 (24.98 51.97) |
||
| 10 | 9 | 52.39 (25.29 52.39) |