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Comparison of the main characteristics of the nitrifying inoculum sludge and the OLAND sludge
| Parameter (unit) | Value for:
|
||
|---|---|---|---|
| Inoculum sludge | OLAND sludge
|
||
| Day 34 | Day 62 | ||
| TSS (g liter−1) | 12 | 30 | 28 |
| VSS (g liter−1) | 1.3 | 3.1 | 2.8 |
| VSS/TSS ratio | 0.1 | 0.1 | 0.1 |
| Potential nitrification capacity (g of N g of VSS−1 day−1) | 1.2 | 0.4 | 0.1 |
| MPN of ammonium oxidizers (cells g of VSS−1) | 3.6 × 1011 | NDa | 2.5 × 1010 |
| MPN of nitrite oxidizers (cells g of VSS−1) | 1.4 × 1011 | ND | 4.5 × 104 |
a ND, not determined.
