detection limit


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detection limit

[di′tek·shən ‚lim·ət]
(analytical chemistry)
In chemical analysis, the minimum amount of a particular component that can be determined by a single measurement with a stated confidence level.
References in periodicals archive ?
aureus it was possible to amplify concentrations of up to [10.sup.2] UFC [mL.sup.-1] (corresponding to a DNA concentration of 1.63 [micro]g [mL.sup.-1]) showing that the detection limit for S.
With this new tandem GCMS technology (also known as GC/MS/MS or triple quadrupole GCMS), GC-ECD detection limits are possible.
This unusual property can have significant implications for inference about the population geometric mean when the data in the sample is left-censored due to a detection limit.
In the first approach, minimum detection limits are defined by the monitoring defect, and the standard deviation is defined by the difference between the monitoring and critical defects.
However, the baseline noise increased apparently when the applied voltage exceeded 25 kV, which can make the detection limits deteriorate.
coli from wet menu to fingertip was measured above the detection limit at 24 hours.
However, there would be low detection limits if there are small amounts of the biomarker as the fluorescent light would not be clear.
A discussion of some of the recent developments in biosensors follows, addressing the challenges related to detection limit, detection time, and specificity.
To evaluate the detection limit of our approach, a probit analysis was performed by repetition of the detection (N = 12) of vaccinia virus strain Lister Elstree.
(2005) during the data-collection period of this study had a detection limit of 0.1 [micro]g/filter that translates to < 0.1 [micro]g/[m.sup.3] for any lower value.
Designed for ultrapure water applications in the pharmaceutical, microelectronics and power industries, it is a reagentless system with a detection limit of 0.03 ppb.
Selected Aroclors in transformer oil were analyzed by GC-ECD to determine a detection limit of PCBs, as Aroclors, in the transformer oil.

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