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Table 1 The efficiency of selected biological processes performed in MBSBBR in the study (average ± standard deviation (number of samples))

From: Effect of anaerobic phases length on denitrifying dephosphatation biocenosis – a case study of IFAS-MBSBBR

series Organic compounds removal (COD), % Nitrification efficiency, % Denitrification efficiency, % Biological phosphorus removal efficiency, %
A1 96.7 ± 0.9 (13) 92.6 ± 5.3 (13) 87.3 ± 4.6 (13) 68.1 ± 6.5 (13)
A2 95.7 ± 0.8 (14) 94.9 ± 2.3 (14) 88.5 ± 3.3 (14) 85.8 ± 14.4 (14)
A3 96.2 ± 1.0 (18) 92.6 ± 5.3 (18) 91.1 ± 1.8 (18) 98.8 ± 1.3 (18)
A4 96.3 ± 0.7 (15) 95.7 ± 1.6 (15) 85.4 ± 2.4 (15) 97.8 ± 3.2 (15)