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Search Publications by: David Sefcik (Fed)

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Displaying 1 - 25 of 51

NIST SP 1181 - Unit Pricing Guide - A Best Practice Approach to Unit Pricing (2025 Ed.)

July 9, 2025
Author(s)
John McGuire, David Sefcik, Katrice Lippa, Scott Dolan, Isabel Baucom
This guide was developed to provide retailers with information about the best practice requirements for the unit pricing of commodities. The guide consists of best practice approaches that will improve the accuracy and usability of unit pricing information

NIST Handbook 133: Checking the Net Contents of Packaged Goods (2025 Ed.)

January 10, 2025
Author(s)
John McGuire, David Sefcik, Loren Minnich, Isabel Baucom, Katrice Lippa
This handbook has been prepared as a procedural guide for the compliance testing of net content statements on packaged goods. Compliance testing of packaged goods is the determination of the conformance results of packaging, distribution, and sale of

2022 NIST Summary of U.S. Legal Metrology Activities

June 20, 2023
Author(s)
Lisa Warfield, Tina G. Butcher, Richard A. Harshman, Jan Konijnenburg, Gloria Diane Lee, David Sefcik, Juana Williams, Katrice Lippa
The NIST Office of Weights and Measures (OWM) presents its first report 2022 NIST Annual Summary of U.S. Legal Metrology Activities report. This report includes a summary of changes made to NIST Handbook 44 (2021) Specifications, Tolerances and Other

NIST Handbook 133: Checking the Net Contents of Packaged Goods (2023 Ed.)

February 13, 2023
Author(s)
Tina Butcher, David Sefcik, Lisa Warfield, Elizabeth Benham, Shelby Bowers, Katrice Lippa
This handbook has been prepared as a procedural guide for the compliance testing of net content statements on packaged goods. Compliance testing of packaged goods is the determination of the conformance results of packaging, distribution, and sale of

2022 NCWM-NIST National Survey on 20 lb LPG (Propane) Cylinders

October 19, 2022
Author(s)
David Sefcik, Katrice Lippa, N. Alan Heckert, Stephen Benjamin, Ivan Hankins, Don Onwiler
The National Conference on Weights and Measures (NCWM) in partnership and cooperation with the NIST Office of Weights and Measures (OWM) and the Weights and Measures Divisions of select U.S. States initiated the 2022 National Survey on 20 lb LPG (Propane)

Report of the 105th & 106th National Conference on Weights and Measures

June 30, 2022
Author(s)
Shelby Bowers, Yvonne Branden, Tina G. Butcher, Richard A. Harshman, Gloria Diane Lee, David Sefcik, Lisa Warfield
The 105th Annual Meeting of the National Conference on Weights and Measures (NCWM) was held virtually July 12 - 16, 2020. The 106th Annual Meeting of the National Conference on Weights and Measures (NCWM) was held July 18 - 23, 2021, at the Hyatt Regency

NIST Handbook 133: Checking the Net Contents of Packaged Goods (2020 Ed.)

November 24, 2019
Author(s)
Breyanna M. Blackwell, David Sefcik, Lisa Warfield
This handbook has been prepared as a procedural guide for the compliance testing of net content statements on packaged goods. Compliance testing of packaged goods is the determination of the conformance of the- results of the packaging, distribution, and

NIST Handbook 133: Checking the Net Contents of Packaged Goods (2019 Ed.)

November 29, 2018
Author(s)
Linda D. Crown, David Sefcik, Lisa Warfield
This handbook has been prepared as a procedural guide for the compliance testing of net contents statements on packaged goods. Compliance testing of packaged goods is the determination of the conformance results of packaging, distribution, and sale of

Report of the 102nd National Conference on Weights and Measures (2017)

July 11, 2018
Author(s)
Tina G. Butcher, Linda D. Crown, Richard A. Harshman, David A. Sefcik, Lisa Warfield
The 102nd Annual Meeting of the National of the National Conference on Weights and Measures (NCWM) was held July 16-20, 2017, at the Omni William Penn Hotel, Pittsburgh, Pennsylvania. The theme of the meeting was "Tradition and Technology: Finding the

NIST Handbook 133: Checking the Net Contents of Packaged Goods (2018 Ed.)

November 16, 2017
Author(s)
Linda D. Crown, Lisa Warfield, David Sefcik
This handbook has been prepared as a procedural guide for the compliance testing of net contents statements on packaged goods. Compliance testing of packaged goods is the determination of the conformance results of packaging, distribution, and sale of

Report of the 101st National Conference on Weights and Measures (2016)

June 29, 2017
Author(s)
Tina G. Butcher, Linda D. Crown, Richard A. Harshman, David Sefcik, Lisa Warfield
The 101st Annual Meeting of the National of the National Conference on Weights and Measures (NCWM) was held July 24-28, 2016, at the Grand Hyatt Denver Hotel, Denver, Colorado. The theme of the meeting was "NCWM - Strengthening a Progressive Organization."

Labeling Requirements for Packages Labeled Using In-Store Scales

March 7, 2017
Author(s)
David A. Sefcik
In the early 1950s, it became popular for supermarkets to offer random weight packaged meats and produce using in-store scales. The Uniform Packaging and Labeling Regulation (UPLR) in NIST Handbook 130, “Uniform Laws and Regulations in the Areas of Legal
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