Microgram
Microgram | |
---|---|
![]() A nutrition facts label displaying, for example, the amount of folic acid in micrograms | |
General information | |
Unit system | SI |
Unit of | mass |
Symbol |
In the metric system, a microgram or microgramme is a unit of mass equal to one millionth (1×10−6) of a gram. The unit symbol is
Abbreviation and symbol confusion
[edit]When the Greek lowercase "
The United States-based Institute for Safe Medication Practices (ISMP) and the U.S. Food and Drug Administration (FDA) recommend that the symbol
Gamma (symbol:
A fullwidth version of the "microgram" symbol is encoded by Unicode at code point U+338D ㎍ SQUARE MU G for use in CJK contexts.[3] In other contexts, a sequence of the Greek letter mu (U+03BC) and Latin letter g (U+0067) should be used.
See also
[edit]- List of SI prefixes
- Orders of magnitude (mass), listing a few items that have a mass of around 1
μ g.
References
[edit]- ^ "ISMP's List of Error-Prone Abbreviations, Symbols, and Dose Designations". ISMP. Retrieved 2018-03-28.
- ^ NIST Handbook 133 - 2018, Appendix E. General Tables of Units of Measurement, page 159 (17)
- ^ Unicode Consortium (2019). "The Unicode Standard 12.0 – CJK Compatibility ❰ Range: 3300—33FF ❱" (PDF). Unicode.org. Retrieved May 24, 2019.