Treatment step 1: SHARON® process. The SHARON® process is used to produce an ammonium-nitrite mixture. For the SHARON®/ ANAMMOX® process however, the goal is to convert only 50 percent of the ammonium to nitrite so the difference in the SHARON® portion of this process is the conversion of only 50 percent of the ammonium. To ensuer that
only 50 percent of the ammonium is converted to nitrite, the oxygen supply is limited