Standards Index · NIST
NIST SOP 3 (1986)
Weighing by Double Substitution Using an Equal-Arm Balance
What it covers
Standard Operating Procedure from the NIST OWM series — Weighing by Double Substitution Using an Equal-Arm Balance. Public domain; the full text is readable in the Atlas document library.
Summary written for this index — consult the official text for normative requirements.
Related standards
OIML R 111-1:2004
Weights of classes E1, E2, F1, F2, M1, M1–2, M2, M2–3 and M3 — Part 1: Metrological and technical requirements
Current
OIML R 76-1:2006
Non-automatic weighing instruments — Part 1: Metrological and technical requirements — Tests
Current
NIST IR 6969:2019
Selected Laboratory and Measurement Practices and Procedures to Support Basic Mass Calibrations (SOP series)
Current
EURAMET cg-18 v4.0 (2015)
Guidelines on the Calibration of Non-Automatic Weighing Instruments
Current
ASTM E617-23
Standard Specification for Laboratory Weights and Precision Mass Standards
Current