| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 8 | NS | ||
| 2 | 3 | 45.63 (10.62 22.21 34.14 45.63) |
||
| 3 | 4 | 46.04 (10.63 22.24 34.22 46.04) |
||
| 4 | 6 | 46.42 (10.63 22.23 34.38 46.42) |
||
| 5 | 5 | 46.05 (10.62 22.27 34.27 46.05) |
||
| 6 | 2 | 45.62 (10.29 21.67 33.79 45.62) |
||
| 7 | 1 | 45.13 (10.64 21.74 33.45 45.13) |
||
| 8 | 7 | 46.50 (10.62 22.14 34.23 46.50) |