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.

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Other authors obtained a detection limit that was more effective than the one reported in this study for the detection of pathogens in food samples.

Detection by multiplex PCR of staphylococcus aureus, S. intermedius and S. hyicus in artificially contaminated milk/Deteccao de staphylococcus aureus, S. intermedius e S. hyicus em leite contaminado artificialmente por multiplex PCR

With this new tandem GCMS technology (also known as GC/MS/MS or triple quadrupole GCMS), GC-ECD detection limits are possible.

Analyzing pesticides, PCBs with modern GCMS technology: a new method provides determination of organochlorine pesticides and polychlorinated biphenyls using GC/MS/MS operated in MRM mode

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.

The effect of simple imputation on inferences about population means when data are missing in biomedical research due to detection limits

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.

Developing crack size detection criteria for unpiggable gas pipelines

However, the baseline noise increased apparently when the applied voltage exceeded 25 kV, which can make the detection limits deteriorate.

Quantitative Analysis of Rutin and Quercetin in Flos Sophorae from Different Areas by Capillary Zone Electrophoresis

However, there would be low detection limits if there are small amounts of the biomarker as the fluorescent light would not be clear.

Nanotechnology can dramatically improve medical tests: Study

A discussion of some of the recent developments in biosensors follows, addressing the challenges related to detection limit, detection time, and specificity.

Challenges in biosensor development: detection limit, detection time, and specificity

The extremely low detection limit of the new assay indicates that environmental samples, which may contain cell culture inhibitory substances and are routinely subjected to crude separation steps such as low-speed centrifugation before analyses, can be diluted by several orders of magnitude to dilute inhibitors while maintaining the viral load at detectable levels.

Detection of infectious poxvirus particles

Designed for ultrapure water applications in the pharmaceutical, microelectronics and power industries, it is a reagentless system with a detection limit of 0.

GE Analytical Instruments

Selected Aroclors in transformer oil were analyzed by GC-ECD to determine a detection limit of PCBs, as Aroclors, in the transformer oil.

Preparation of reference material 8504, transformer oil

3 ppb - below the official California detection limit.

WELLS MAY BE CONTAMINATED ROCKET-FUEL INGREDIENT FOUND IN DRINKING-WATER SOURCE

5 kilograms of brain or spinal cord from a cow with BSE just below the detection limit.