Table 1 Microbial activity of ACDC at various Cl− − NO3− combinations and ionic strengths (µ).
From: Nitrite producing bacteria inhibit reinforcement bar corrosion in cementitious materials
µ (M) | Cl− (M) | NO3− (M) | HCOO− (M) | Na+ (M) | NO3− reduction ratea (mmol.g−1.d−1) | NO2− accumulation ratea (mmol.g−1.d−1) |
|---|---|---|---|---|---|---|
0.70 | 0.30 | 0.20 | 0.20 | 0.70 | 2.70 ± 0.01 | 2.30 ± 0.25 |
0.80 | 0.30 | 0.30 | 0.20 | 0.80 | 1.40 ± 0.15 | 1.00 ± 0.15 |
0.40 | 0.20 | 0.20 | 0.80 | 1.00 ± 0.10 | 0.90 ± 0.15 | |
0.90 | 0.40 | 0.30 | 0.20 | 0.90 | 0.55 ± 0.25 | 0.40 ± 0.20 |
0.50 | 0.20 | 0.20 | 0.90 | 0.80 ± 0.20 | 0.60 ± 0.15 | |
1.00 | 0.40 | 0.40 | 0.20 | 1.00 | 0.80 ± 0.05 | 0.65 ± 0.10 |
0.50 | 0.30 | 0.20 | 1.00 | 0.70 ± 0.05 | 0.50 ± 0.20 | |
1.10 | 0.50 | 0.40 | 0.20 | 1.10 | 0.55 ± 0.10 | 0.30 ± 0.05 |
1.20 | 0.50 | 0.50 | 0.20 | 1.20 | 0.30 ± 0.10 | 0.15 ± 0.02 |
