| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 2 | 1 | 48.09 (23.17 48.09) |
||
| 3 | 8 | 53.19 (25.84 53.19) |
||
| 3 | 2 | 48.13 (23.25 48.13) |
||
| 4 | 3 | 48.84 (23.54 48.84) |
||
| 4 | 7 | 52.68 (25.39 52.68) |
||
| 5 | 10 | DQ (0. 0 0. 0) |
||
| 5 | 6 | 50.18 (24.18 50.18) |
||
| 6 | 4 | 49.24 (23.43 49.24) |
||
| 6 | 9 | 53.50 (25.96 53.50) |
||
| 7 | 5 | 49.28 (23.82 49.28) |