| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 7 | 48.48 (48.48) |
||
| 1 | 4 | 42.27 (43.67) |
||
| 2 | 8 | 49.04 (52.49) |
||
| 2 | 6 | 44.21 (44.21) |
||
| 3 | 1 | 41.26 (41.26) |
||
| 3 | 9 | 51.18 (51.60) |
||
| 4 | 5 | 43.25 (44.21) |
||
| 4 | 12 | DQ (50.69) |
||
| 5 | 3 | 41.74 (41.74) |
||
| 5 | 11 | 53.27 (53.76) |
||
| 6 | 10 | 52.83 (56.40) |
||
| 6 | 2 | 41.37 (41.37) |