Guide for the use of the International System of Units (SI)

By E. Thompson, Barry N. Taylor. 2008

275 citations recorded by the source corpus.

(3) The combinations of letters “ppm,” “ppb,” and “ppt,” and the terms part per million, part per billion, and part per trillion, and the like, are not used to express the values of quantities. The following forms, for example, are used instead: 2.0 μL/L or 2.0 × 10 V, 4.3 nm/m or 4.3 × 10 l, 7 ps/s or 7 × 10 t, where V, l, and t are, respectively, the quantity symbols for volume, length, and time. (See Sec. 7.10.3.)

Subfields: Computer Networks and Communications, Statistics and Probability

View Paper: https://www.semanticscholar.org/paper/85311fec4202aef2c1b03917158090c792e79c17

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In Statistics and Probability

  1. Ralph Paul Maguire

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