September 22, 2020
Dear NIST Measurement Services Customer,
The National Institute of Standards and Technology (NIST), U.S. Department of Commerce, is the Federal agency
responsible for developing, maintaining and disseminating national metrology standards – realizations of the
International System of Units (SI) - for the basic measurement quantities, and for many derived measurement
quantities. Measurement results throughout the U.S., and indeed the world, are traceable to NIST's realizations of the
SI. In turn, NIST establishes the traceability of its own measurement results and the values of its own standards while
operating in accordance with the NIST Qual...