Substrate compositions.
| Constituents | Concentration (mg L−1) | Constituents | Concentration (mg L−1) |
|---|---|---|---|
| SO42− (K2SO4 as sulfate source) | 500, 1000, 1500, 2000, 3000 and 4000 | MgCl2 | 82 |
| COD (glucose as carbon source) | 10 000 | Na2Mo4·6H2O | 0.4 |
| K2HPO4 | 170 | MgCl2·6H2O | 82 |
| NH4Cl | 955 | CoCl2·6H2O | 1 |
| CaCl2·5H2O | 100 | NiCl2·6H2O | 1 |
| NaHCO3 | 3750 | Na2SeO3·5H2O | 0.16 |