Detection limit

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Detection limit

The detection limit, also known as the limit of detection (LOD), is the lowest quantity of a substance that can be distinguished from the absence of that substance (a blank value) within a stated confidence limit (generally 1%). The detection limit is a parameter of limit tests and quantitative tests in areas such as analytical chemistry and medical testing.

Pronunciation

/dɪˈtɛkʃən lɪmɪt/

Etymology

The term "detection limit" is derived from the English words "detection" (from the Latin detectio, meaning "discovery") and "limit" (from the Latin limes, meaning "boundary").

Related Terms

See Also

References

  • International Union of Pure and Applied Chemistry. "Detection limit." Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997).

External links

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