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Selected properties of activated sludge from wastewater treatment plant in Wrocław.
| Pollution Indicators. | Unit | June 20 |
|---|---|---|
| pH (range) | - | 7.6 |
| EC | mS/ cm | 1330 |
| AN | mg N-NH4+/ dm3 | 0.070 |
| Nitrite nitrogen | mg N-NO2−/dm3 | 0.015 |
| Nitrate nitrogen | mg N-NO3−/dm3 | 0.097 |
