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Discover LudwigThe phrase "an extra sample of" is correct and usable in written English.
You can use it when referring to an additional specimen or example of something, often in contexts like research, testing, or analysis.
Example: "We would like to request an extra sample of the soil for further testing to ensure accuracy in our results."
Alternatives: "an additional sample of" or "a supplementary sample of".
Exact(3)
We shall keep an extra sample of the plasma at each research site as a back up for homocysteine analysis.
An extra sample of non-Western migrants was taken from 12 of the 40 municipalities in the nationwide sample.
An extra sample of cord blood will also be collected for later epigenetic research.
Similar(57)
And then I'd like for you to check the supply closet for any extra samples of Advil.
Seven different assemblies were created with identity values of 75, 80, 85, 90, 95, 97 and 99 in a minimum overlap length of 40 bp for each of the samples plus an extra sample with half of a 454 run of N. sylvesteris and half of a run of N. tomentosiformis.
Three microliters of the sample was placed on the carbon-coated copper grid, making a thin film of sample on the grid, and an extra sample was removed using the cone of a blotting paper and kept in a grid box sequentially.
Due to the Praeventis sample's limited response to the first invitation letter, we decided to recruit an extra sample by using an online panel of a private marketing research company.
As part of this study, an extra sample was obtained for control microscopy (Auramine-O staining) and culture on Lowenstein-Jensen solid media at the Zonal Reference Laboratory at Bugando Medical Centre.
One extra sample of each type of the graphene and control surfaces was included for cell staining and imaging on day 7 to check the morphology of cells on each substrate.
However, this extra sampling of group α increased the geographic distribution for only two clades.
The survey was carried out between October 2009 and July 2010 in a national representative sample of 1222 French households, in which all individuals aged ≥ 3 years were interviewed, plus an extra national sample of 828 individuals aged 3 19 years.
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