| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 3 | 49.44 (23.88 49.44) |
||
| 2 | 7 | 50.28 (24.33 50.28) |
||
| 3 | 8 | 51.33 (24.45 51.33) |
||
| 4 | 2 | 49.01 (23.67 49.01) |
||
| 5 | 6 | 49.99 (23.79 49.99) |
||
| 6 | 5 | 49.95 (23.82 49.95) |
||
| 7 | 1 | 48.69 (24.01 48.69) |
||
| 8 | 9 | NS (0. 0 0. 0) |
||
| 9 | 4 | 49.67 (23.64 49.67) |