IEEE - The Institute of Electrical and Electronics Engineers@ Inc.
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IEEE SI 10-2010
Scope
"This document is the primary American National Standard on application of the metric system. It emphasizes use of the International System of Units (SI)@ which is the modern@ internationally accepted metric system. It includes information on SI@ a limited list of units recognized for use with SI@ and a list of conversion factors@ together with general guidance on style and usage. It also lists older ""metric"" units that shall no longer be used. The word ""primary"" implies that other metric standards in the United States should be consistent with this document."
IEEE SI 10-2010 history
2010IEEE SI 10-2010 American National Standard for Metric Practice
2002IEEE SI 10-2002 Use of the International System of Units (SI): The Modern Metric System
1997IEEE SI 10-1997 Standard for Use of the International System of Units (SI): the Modern Metric System (Revision and Redesignation of ANSI/IEEE Std 268-1992 and ASTM E380)