. Color and COD removal profiles along the 5.5-h reaction phase of a representative
8-h flocculent anaerobic/aerobic SBR cycle in the presence (FSBR1) and
absence (FSBR2) of the azo dye AR14. The dashed vertical line indicates the onset of
aeration.polymer storage. Similar results were already reported for a flocculent
anaerobic/aerobic SBR systems operated in 24-h cycles
supplied with the same carbon source [