The Department of Commerce, specifically the National Oceanic and Atmospheric Administration (NOAA), intends to negotiate a sole source contract for a PerkinElmer 150 mm integrating sphere, which is essential for the Atlantic Oceanographic Meteorological Laboratory's research activities. This procurement is critical for measuring and controlling environmental parameters, thereby supporting NOAA's mission in oceanic research. The government plans to award the contract to PerkinElmer U.S. LLC, with responses to this notice due by September 10, 2024, at 10:00 a.m. Eastern Time. Interested parties may submit a capabilities statement to Elizabeth Perez at Elizabeth.Perez@noaa.gov, although the government will not cover any costs incurred in response to this notice.