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Water activity (aw), pH, Eh, and EC measurements for the anaerobic electron acceptors amended media after the media was autoclaved and solidified.
| Measurement | Units | TSA | TSA + vitamins | TSA + nitrate | TSA + sulfate | TSA + Fe (pH 7) |
|---|---|---|---|---|---|---|
| aw | 0.980 | 0.982 | 0.981 | 0.980 | 0.982 | |
| EC | mS/cm | 4.97 | 4.70 | 6.41 | 8.92 | – |
| Eh | mV | 170.9 | 164.2 | 150.2 | 156.8 | 136.9 |
| pH | 7.08 | 7.02 | 7.07 | 6.97 | 7.27 |
