https://doi.org/10.1351/goldbook.S05653
Système International d'Unités
, the international system of units established in 1960 and based on seven base units for the quantities: length, time, mass,
electric current
,
thermodynamic temperature
,
amount of substance
and
luminous intensity
.
Source:
Green Book, 2nd ed., p. 69 [Terms] [Book]
See also:
PAC, 1996, 68, 957. (Glossary of terms in quantities and units in Clinical Chemistry (IUPAC-IFCC Recommendations 1996)) on page 995 [Terms] [Paper]