The Department of Commerce's National Oceanic and Atmospheric Administration (NOAA) awarded a $78,420 firm fixed-price purchase order to CH Technologies U.S.A. Inc. for the delivery of a scanning mobility particle sizer system with aerosol neutralizer and vacuum pump. This purchase order was awarded under a total small business set-aside to fulfill NOAA's requirement, outlined in Solicitation Number XXXXX, for a scanning mobility particle sizer to support its wildfire emissions characterization project by measuring aerosol properties. As a manufacturer of inhalation and particle exposure systems, CH Technologies will provide the specialized equipment sought by NOAA to advance its atmospheric testing and research initiatives.