The phrase "a specific sample of" is correct and usable in written English.
It can be used when referring to a particular subset or instance of a larger group or category, often in research or analysis contexts.
Example: "In our study, we collected data from a specific sample of participants to ensure accurate results."
Alternatives: "a particular subset of" or "a distinct group of".
Fluorescence and absorption measurements of every sample were recorded, and when a specific sample of nanoparticles exhibited such properties, it was immediately compared to the fluorescence or the absorption of the free-dye dissolved in water.
In this paper, the dependency of the critical current on the magnetic field, temperature, and different curvature radii for a specific sample of Bi-2223/AgMg Bi-2223/AgMgpe are investigated.
Solution of the differential equation is a specific sample of the target Gaussian wind process, and in this paper it describes a digitally obtained record of the wind turbolence.
Identificator is a web-based tool used to help non experts in identifying plant diseases, based on the selection of pictures and/or short text descriptions (when no suitable images exist) representing the symptoms on a specific sample of plant organs.
Subsequently, the performance of the crosswalk was examined in a specific sample of patients with early disease.
The NIS uses a specific sample of hospitals in the USA [ 10], excluding, among others, the nationwide system of Veterans Hospitals.
Additionally, by defining SLOD values per sample and pathogenic organism analyzed, it should be possible to critically investigate the absence of detects for a particular pathogen and determine probabilities of risk associated with a specific sample limit of detection.
Sample-dependent variables like enzymatic inhibition during PCR analysis, filtration recovery and extraction efficiency were quantified and incorporated to calculate a specific sample limit of detection (SLOD) for the spiked surrogate PP7.
Thermal stability results at 170°C are summarized in Table 3, in terms of a ratio between k D of a specific sample and k D of the commercial PHB reference (k D,ref ).
For a specific sample a maximum of 20%% primer sets with a ΔCq above ±1.2 was accepted.
We selected a specific sample from each of the surveys as follows.
