About Weights and Measures Division

• What We Do
• Search Technology Services Webspace

• Laboratory Metrology
• Laws and Metric Group
• International Legal Metrology Group

NIST-Wide Information

• Staff Directory
• NIST Conferences
• NIST Visitor Info.
• Search NIST Webspace

Quick List ( popular links )

• Handbook 44 (2009), Specifications, Tolerances, and other Technical Requirements for Weighing and Measuring Devices
• Handbook 130 (2009), Uniform Laws and Regulations
  
• Handbook 133 (2005), Checking Net Contents
• Report of the 92nd National Conference on Weights and Measures (SP1070, 2007) 
• 2009 NCWM Interim Meeting Agenda, January 2009 (Pub. 15)
• Committee Reports for the 93rd National Conference on Weights and Measures, July 2008 (Pub. 16)
• Handbook 112, Examination Procedures for W&M Devices
• NISTIR 7028, Type Evaluation Laboratory Quality Manual Template
• Weights & Measures Directory 2007
• State Weights & Measures Directors 
• General Tables of Units of Measurements
• W&M Calendar of Events/Training
• Latest W&M Quarterly Newsletter
• Metric Conversion Programs/Tools
• Traceability & Supplemental Materials
• System for Assuring Quality
• Policy on Reporting Uncertainties

Forms in PDF format require Adobe Acrobat Reader to view and print. This software may be downloaded without charge. If Adobe Acrobat Reader is not accessible, you may request a paper copy from the Weights and Measures Division.

W&M Resources

• W&M Economic Statistics
• Fastener Quality Act
• Laboratory Metrology
• Metrology Resources for Government & Commercial Laboratories
• International Legal Metrology
• Metric Information and Conversions
• National Conference on Weights and Measures
• National Type Evaluation Program
• NIST/Weights and Measures Training
• State Laws and Regulations
• Stored Vehicle Tare Weight
• Accident and Safety Reports
• Examination Procedure for Price Verification FAQs
• Tips for Consumers
• Studies/Press Releases
• Developing Commercial Hydrogen Measurement Standards
  

Publications

• Weights and Measures Publications
• NIST Research Library Online Catalog
• Weights and Measures Quarterly Newsletter Archive
  

Related Links

• Federal Government Links
• Association Links
• Other NIST Links
• NCWM Fuels & Lubricants Subcommittee

Date created: November 30, 2000
Last Updated: February 3, 2009

W&M News...

U.S. National Work Group (USNWG) for the Development of Commercial Hydrogen Measurement Standard

The U.S. National Work Group (USNWG) for the Development of Commercial Hydrogen Measurement Standards met on August 26 and 27, 2008, at Air Products and Chemicals Inc., Allentown, Pennsylvania. Both the Device Subcommittee and Fuel Specifications Subcommittee met to further the development of legal metrology requirements for hydrogen refueling applications.

For an overview of key topics discussed by each Subcommittee, read the W&M Quarterly Newsletter.

PLEASE NOTE

Future editions of the Weights & Measures Quarterly will be distributed only by e-mail and available online from the NIST Weights and Measures webpage at: http://www.nist.gov/owm. To update your contact information, e-mail WMD at owm@nist.gov or call (301) 975-4004.

Website Comments:
tsweb@nist.gov

General NIST Inquiries:
Public Inquiries Unit