The National Institute of Standards and Technology (NIST) is conducting market research to identify vendors capable of providing repair and maintenance services for a Bruker Vertex 70 Fourier Transform Spectrometer. This is a sources sought notice, not a solicitation, and no contract will be awarded from this announcement. The government will use responses to determine if a small business set-aside opportunity exists, with a NAICS code of 811210 and a small business size standard of $34 million. Performance of services will be in the U.S., though no specific location is detailed. No budget amounts or submission timelines are provided in this notice.