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National Institute of Standards and Technology

measurement standards laboratory in the United States
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The National Institute of Standards and Technology (NIST), known between 1901 and 1988 as the National Bureau of Standards (NBS), is a measurement standards laboratory which is a non-regulatory (non-controlled) agency of the United States Department of Commerce. The institute's mission is to promote U.S. innovation and industrial competitiveness by advancing measurement science, standards, and Technology in ways that enhance economic security and improve quality of life.