| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 4 | 45.36 (45.36) |
||
| 1 | 11 | 56.41 (56.41) |
||
| 2 | 2 | 44.24 (44.24) |
||
| 2 | 7 | 47.92 (47.92) |
||
| 3 | 8 | 48.10 (48.10) |
||
| 3 | 1 | 43.52 (43.52) |
||
| 4 | 5 | 47.19 (52.75) |
||
| 4 | 9 | 53.18 (53.71) |
||
| 5 | 3 | 45.10 (45.10) |
||
| 5 | 12 | DQ (52.40) |
||
| 6 | 10 | 55.12 (55.12) |
||
| 6 | 6 | 47.53 (47.53) |