Figure 1

Impact of initial (a) PO4–P concentration (Mg/P molar ratio = 1.5, [NH4–N] = 1000 mg/L) and (b) NH4–N concentration (Mg/P molar ratio = 1.5, [PO4–P] = 250 mg/L) on PO4–P recovery efficiency at pH 7.9.

Impact of initial (a) PO4–P concentration (Mg/P molar ratio = 1.5, [NH4–N] = 1000 mg/L) and (b) NH4–N concentration (Mg/P molar ratio = 1.5, [PO4–P] = 250 mg/L) on PO4–P recovery efficiency at pH 7.9.