A guide to assist users of the metric system (Internat. System of Units; SI), to inform them of changes in the SI and in SI usage. Contents: (1) Intro.; (2) NIS

A basic introduction to the metric system. Covers: the three classes of SI units & the SI prefixes; units outside the SI; rules & style conventions for printing

The International System of Units, universally abbreviated SI, is the modern metric system of measurement. Long the dominant system used in science, the SI is r

Prepared by the IUPAC Physical Chemistry Division this definitive manual, now in its third edition, is designed to improve the exchange of scientific informatio