Analysis | Concentration mg/l | Time min | event |
1 | 50.00 | 7 - 8 | After start of air lift pumping |
2 | 4 .00 | 8 - 10 | 120 min after start of air lift pumping |
3 | 0.0 | 10 - 15 | 300 min after start of air lift pumping |
4 | 0 .0 | 15 - 19 | 240 min |
|
|
| 12 hours during final Inspection |