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Contents

Products and Quotients of Unit Symbols 

Chapter:
Units of Measure
Author(s):

Phil B. Fontanarosa

and Stacy Christiansen

The product of 2 or more SI units should be indicated by a space between them or by a raised multiplication dot. The multiplication dot must be positioned properly to distinguish it from a decimal point, which is set on the baseline. (See , Mathematical Composition, Expressing Multiplication and Division.) When the unit of measure is the product of 2 or more units, either abbreviations (symbols) or nonabbreviated units should be used. Abbreviated and nonabbreviated forms should not be combined in products.When numerals are used to denote a quantity of measurement, it is preferable to use the abbreviated form of

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