Calgon Carbon’s ISEP is First System Approved for Perchlorate, Nitrate Treatment

Jan. 31, 2000
>Pittsburgh-based Calgon Carbon Corp. received the California Department of Health Services approval of its ISEP continuous ion exchange system to treat perchlorate and nitrate for drinking water distribution."Before rendering our decision, the Department’s Surface Water Treatment Rule Committee extensively reviewed ISEP’s performance in pilot work," explained Richard H. Sakaji, Ph.D., PE, senior sanitation sanitary engineer for the California Department of Health Services. The committee also noted that, "ISEP has been successfully applied in nitrate removal applications locally and outside California. The investigation of the committee concluded that ISEP has demonstrated its ability to remove perchlorates from source waters to acceptable levels." (Source: Calgon Carbon Corp.)

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