| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 17 | 46.89 | ||
| 1 | 10 | 40.05 | ||
| 1 | 12 | 41.74 | ||
| 2 | 23 | 51.24 | ||
| 2 | 7 | 37.90 | ||
| 2 | 3 | 33.59 | ||
| 2 | 13 | 41.98 | ||
| 3 | 16 | 43.77 | ||
| 3 | 6 | 35.88 | ||
| 3 | 18 | 47.44 | ||
| 3 | 26 | NS | ||
| 4 | 15 | 43.59 | ||
| 4 | 1 | 30.14 | ||
| 4 | 8 | 38.15 | ||
| 4 | 19 | 47.92 | ||
| 5 | 22 | 51.14 | ||
| 5 | 2 | 31.49 | ||
| 5 | 9 | 39.10 | ||
| 5 | 24 | 53.43 | ||
| 6 | 11 | 40.56 | ||
| 6 | 26 | DQ | ||
| 6 | 21 | 48.54 | ||
| 6 | 4 | 35.60 | ||
| 7 | 20 | 48.09 | ||
| 7 | 5 | 35.66 | ||
| 7 | 26 | NS | ||
| 7 | 14 | 42.56 | ||
| 8 | 25 | 56.57 | ||
| 8 | 26 | NS |