SI
The International System of Units
Defines the seven SI base units (metre, kilogram, second, ampere, kelvin, mole, candela) and their 2019 redefinitions based on fixed fundamental constants. The universal measurement system mandated by international trade and referenced by all technical standards.
- Document
- SI Brochure (9th Edition, 2019)
- URL
- https://www.bipm.org/en/publications/si-brochure
- Label
- Publication
- Keywords
- SI units metre kilogram second ampere kelvin mole candela fundamental constants BIPM
Domain: Metrology · Publication