The Environmental Protection Agency (EPA) has issued a Notice of Intent to Sole Source for a Chemical Sensor, indicating a specific procurement need within the agency. This procurement falls under the NAICS code 334511, which pertains to the manufacturing of search, detection, navigation, guidance, aeronautical, and nautical systems and instruments, highlighting the importance of advanced detection technologies in environmental monitoring. Interested parties seeking further details or clarification can reach out to Mary K. Doherty at doherty.mary@epa.gov or by phone at (202) 564-8951. Additional information can be found in the attached documents related to this special notice.