| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 5 | 49.52 (11.50 24.03 36.92 49.52) |
||
| 2 | 4 | 49.12 (11.33 23.66 36.48 49.12) |
||
| 3 | 2 | 48.41 (11.10 23.06 35.80 48.41) |
||
| 4 | 3 | 48.86 (11.43 23.60 36.40 48.86) |
||
| 5 | 6 | 49.62 (11.61 24.11 37.18 49.62) |
||
| 6 | 7 | 49.71 (11.55 23.80 36.79 49.71) |
||
| 7 | 8 | 50.08 (11.63 24.22 37.22 50.08) |
||
| 8 | 1 | 47.79 (10.87 22.91 35.42 47.79) |