Table 4.
Comparison of ultimate BOD values (mg/L) of dairy industrial wastewater sample using consortium 7 (as seeding material) and BODSEED (as conventional seeding material).
| COD = 2195 mg/L | ||||
|---|---|---|---|---|
| Time (in days) | BOD mg/L | Ratio BOD/COD |
||
| Ratio BOD mg/L/COD mg/L | ||||
| With BODSEED | With Consortia | BODSEED/COD | Consortia/COD | |
| 1 | 1049 | 1210 | 0.48 | 0.55 |
| 3 | 1262 | 1412 | 0.57 | 0.64 |
| 5 | 1276 | 1435 | 0.58 | 0.65 |
| 7 | 1322 | 1601 | 0.60 | 0.73 |
| 10 | 1345 | 1633 | 0.61 | 0.74 |
| 15 | 1399 | 1674 | 0.64 | 0.76 |
| 18 | 1425 | 1712 | 0.65 | 0.78 |
| 20 | 1463 | 1768 | 0.67 | 0.81 |
| 25 | 1498 | 1795 | 0.68 | 0.82 |
| 30 | 1515 | 1856 | 0.69 | 0.85 |
| 40 | 1549 | 1912 | 0.71 | 0.87 |
| 50 | 1578 | 1935 | 0.72 | 0.88 |
| 60 | 1610 | 1968 | 0.73 | 0.90 |
| 70 | 1629 | 1985 | 0.74 | 0.90 |
| 90 | 1635 | 2005 | 0.74 | 0.91 |