Table 5. Viability of re-established biofilms of the RBCs receiving the wastewater A and B and untreated biofilms of the control RBC. |
Viability |
Control RBC |
RBC receiving |
RBC receiving |
TVC of biofilms (log cfu cm-2) |
7.89 ± 0.52 |
6.39 ± 0.39 |
5.11 ± 0.55 |
TVC of planktonic cells (log cfu ml-1) |
6.57 ± 0.57 |
5.90 ± 0.42 |
4.19 ± 0.46 |
Wastewater A = the wastewater containing the mineral salts and 180 ppm glutaraldehyde. Wastewater B = the wastewater containing only 180 ppm glutaraldehyde. *The results are expressed as mean and standard deviation during steady state. |
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