| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 6 | 51.81 (24.65 51.81) |
||
| 2 | 9 | NS (0. 0 0. 0) |
||
| 3 | 4 | 50.83 (24.60 50.83) |
||
| 4 | 3 | 50.33 (24.23 50.33) |
||
| 5 | 2 | 49.98 (24.16 49.98) |
||
| 6 | 1 | 49.63 (24.21 49.63) |
||
| 7 | 7 | 51.96 (25.33 51.96) |
||
| 8 | 5 | 51.35 (24.62 51.35) |
||
| 9 | 9 | NS (0. 0 0. 0) |
||
| 10 | 8 | 52.00 (24.83 52.00) |