9 CFR 442.2 Definitions and procedures for determining net weight compliance
442.2.a For the purpose of Sec. 442.1 of this part, the reasonable variations allowed, and the definitions and the procedures to be used, in determining net weight and net weight compliance are presented in the National Institute of Standards and Technology (NIST) Handbook 133, "Checking the Net Contents of Packaged Goods," Fourth Edition, January 2005, which is incorporated by reference. The Director of the Federal Register approves this incorporation by reference in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Copies of NIST Handbook 133 may be purchased from the Superintendent of Documents, U.S. Government Printing Office, 732 N. Capitol Street, NW., Washington, DC, 20401. You may contact the Government Printing Office Toll-Free at 1-866-512-1800 or go to: http://bookstore.gpo.gov. You may inspect a copy of NIST Handbook 133 at the FSIS Docket Room, U.S. Department of Agriculture, Food Safety and Inspection Service, 1400 Independence Avenue, SW., Room 2534, Washington, DC 202 50. You can contact the FSIS Docket room by calling 202-720-0344 or 202-720-3813. The NIST Handbook 133 is also available for inspection at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html.

442.2.b The following NIST Handbook 133 requirements are not incorporated by reference.

Chapter 2 Basic Test Procedure--Gravimetric Testing
2.3 Basic Test Procedure--Tare Procedures--Wet Tare
2.3 Basic Test Procedure--Moisture Allowances--What moisture allowance is used with wet tare when testing packages bearing a USDA seal of inspection?
2.4 Borax
Chapter 3 Test Procedures--For Packages Labeled by Volume
3.5 Mayonnaise and Salad Dressing
3.7 Pressed and Blown Glass Tumblers and Stemware
3.8 Volumetric Test Procedures for Paint, Varnish, and Lacquers--Non Aerosol
3.9 Testing Viscous Materials--Such as Caulking Compounds and Pasters
3.10 Peat Moss
3.11 Mulch and Soils Labeled by Volume
3.12 Ice Cream Novelties
3.13 Fresh Oysters Labeled by Volume
3.14 Determining the Net Contents of Compressed Gas Cylinders
3.15 Volumetric Test Procedures for Packaged Firewood with a Labeled Volume of 133 L (4 Cu Ft) or Less
3.16 Boxed Firewood
3.17 Crosshatched Firewood
3.18 Bundles and Bags of Firewood
Chapter 4 Test Procedures--Packages Labeled by Count, Linear Measure, Area, Thickness, and Combinations of Quantities
4.5 Paper Plates and Sanitary Paper Products
4.6 Special Test Requirements for Packages Labeled by Linear or Square Measure (Area)
4.7 Polyethylene sheeting
4.8 Packages Labeled by Linear or Square (Area) Measure
4.9 Bailer Twine--Test Procedure for Length
4.10 Procedure for Checking the Area Measurement of Chamois Appendix C Glossary--wet tare