ANSI/NCSL Z540.2-1997
American National Standard for Expressing Uncertainty - U.S. Guide to the Expression of Uncertainty in Measurement

Standard No.

ANSI/NCSL Z540.2-1997

Release Date

1997

Published By

American National Standards Institute （ANSI)

Latest

ANSI/NCSL Z540.2-1997

Scope

The following standard has been derived from the International Organization for Standardization (ISO) U.S. Guide to the Expression of Uncertainty in Measurement to promote consistent international methods in the expression of measurement uncertainty within U.S. standardization, calibration, laboratory accreditation, and metrology services. It is identical to the ISO Guide (corrected and reprinted, 1995).

ANSI/NCSL Z540.2-1997 history

• 1997 ANSI/NCSL Z540.2-1997 American National Standard for Expressing Uncertainty - U.S. Guide to the Expression of Uncertainty in Measurement