Supply of Relative Humidity/Dewpoint Primary Calibration Standards

This subcontract with the Department of Commerce NOAA involves the supply of one to two high-precision Relative Humidity Primary Standard systems for prime contractors working on National Weather Service projects. The systems must be manufactured to meet strict technical specifications, including a dew and frost point range from -62°C to 54°C, an accuracy of plus or minus 0.1°C, and a reproducibility of plus or minus 0.05°C. Essential hardware requirements include PT100 Class A temperature probes, heated gas sampling hoses, and sample gas circuits constructed from 316L stainless steel. The opportunity is designated as a total Small Business Set Aside under NAICS code 334519. Performance for this contract is located in Sterling, Virginia. Interested parties must respond by September 21, 2026, to be considered for the delivery of these fully operational calibration standards.