| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 5 | 42.48 | ||
| 1 | 23 | 52.44 | ||
| 1 | 20 | 51.38 | ||
| 2 | 8 | 43.55 | ||
| 2 | 14 | 49.14 | ||
| 2 | 22 | 52.10 | ||
| 3 | 18 | 49.57 | ||
| 3 | 4 | 42.44 | ||
| 3 | 21 | 51.41 | ||
| 4 | 1 | 40.93 | ||
| 4 | 9 | 46.42 | ||
| 4 | 11 | 46.71 | ||
| 5 | 13 | 49.09 | ||
| 5 | 12 | 48.16 | ||
| 5 | 7 | 43.52 | ||
| 6 | 10 | 46.62 | ||
| 6 | 6 | 43.18 | ||
| 6 | 15 | 49.17 | ||
| 7 | 19 | 50.11 | ||
| 7 | 3 | 42.01 | ||
| 7 | 17 | 49.48 | ||
| 8 | 2 | 40.95 | ||
| 8 | 16 | 49.32 | ||
| 8 | 24 | DQ |