You could take anaerob with ...
Published by M. Musyafa Wiryanto, Business Development Dir. at PT. Pancawala Indochemical
You could take anaerob with USAB follow Fixed Media as the reactor and put it or inoculated with nitrifying anaerob to decompose ammonia to Hydrogen and Nitrogen gases. As the 2nd optioned you can increase the pH with Line and NaOH in 9.5-10.5 the Ammonia will escapes from body water through the reactor in scrubbed with sulfuric acid to produce Ammonium Sulfate as fertilizer.