How to Use reagent in a Sentence

reagent

noun
  • So, get out the test tubes and reagents?
    — David Szondy august 27, New Atlas, 27 Aug. 2025
  • Then the swab is joined with a test strip and a liquid reagent.
    — Karen Kaplan Science and Medicine Editor, Los Angeles Times, 19 Nov. 2021
  • But two of the three chemicals, called reagents, didn't work.
    — Jessie Balmert, Cincinnati.com, 6 Apr. 2020
  • To conduct the test, blood is drawn and added to a reagent solution.
    — Roni Caryn Rabin, New York Times, 17 May 2017
  • There have been shortages of reagents needed to conduct the tests.
    — IEEE Spectrum, 17 July 2020
  • Despite all of that, Jilly said there’s still a risk that the state could run out of reagents.
    — Author: Kyle Hopkins, Morgan Krakow, Anchorage Daily News, 25 Mar. 2020
  • The Abbott kit comes with a nasal swab, reagent solution and a test card.
    — Ken Alltucker, USA TODAY, 1 Apr. 2021
  • To run clotting tests, labs mix a compound, called reagent, with patient samples.
    — Ellen Gabler, Milwaukee Journal Sentinel, 22 Oct. 2021
  • The state placed $60 million in bulk orders of testing reagents.
    — Elizabeth Depompei, The Indianapolis Star, 10 June 2020
  • But the testing kits require a crucial reagent that the hospital ran short on.
    — The Atlantic, 20 Mar. 2020
  • The reagent caused the sample to change color according to the amount of sugar present in the urine.
    — Emily Langer, Washington Post, 5 May 2021
  • As with fentanyl test strips, these pieces of paper have a reagent that can help users detect whether a drug has any xylaxine in it.
    — Nadia Kounang, CNN, 28 Mar. 2023
  • The reagents are used to isolate the genetic material from the virus.
    — Anchorage Daily News, 19 Mar. 2020
  • These broths have been developed for decades, and since most cells are grown on plastic, that's what the reagents have been optimized for.
    — Alice Bell, CNN, 5 Nov. 2019
  • But the hospital has too few of the swabs and chemical reagents needed to run the tests, which are in short supply around the globe.
    — Catherine Ho, SFChronicle.com, 19 Apr. 2020
  • The test kits contain compact collections of chemicals known as reagents.
    — Anchorage Daily News, 4 Apr. 2020
  • The team found that the basement bathroom was cleaned after utilizing a blue star chemical reagent.
    — Danielle Wallace, Fox News, 1 Dec. 2022
  • Roche’s test may require one kind of reagent or machine; Abbott’s may require another.
    — Sy Mukherjee, Fortune, 4 Aug. 2020
  • Some are also running out of the chemical reagent that must react with a testing specimen.
    — Robinson Meyer, The Atlantic, 30 June 2020
  • These tests are often performed with a nose swab, which is then placed directly into an extraction buffer or reagent.
    — Alison Fox, Travel + Leisure, 12 Apr. 2021
  • Illinois has three state labs that run tests but Pritzker said not enough tests are available and there is a nationwide shortage of reagent.
    — John Tozzi, Bloomberg.com, 15 May 2020
  • Plants were piling up sodium sulfate while importing caustic soda and other reagents by the tanker.
    — Kapil Kajal, Interesting Engineering, 23 Sep. 2025
  • Hogan said over the weekend that governors were trying to use private labs, but were stymied by shortages of swabs and reagents needed for testing.
    — NBC News, 22 Apr. 2020
  • But only a minority of labs use such reagents in the first place, the authors point out, and only a tiny fraction of all labs showed this effect.
    — Bynatalia Mesa, science.org, 8 June 2023
  • Each batch of reagent varies substantially, so the testing machine needs to be recalibrated when a new batch is used.
    — Ellen Gabler, Milwaukee Journal Sentinel, 22 Oct. 2021
  • There have been shortages of the cotton swabs needed to do the nasal test as well as the reagent required to mix with the sample in the laboratory.
    — Dave Altimari, courant.com, 15 Aug. 2020
  • To administer the test, a healthcare worker opens a card—which is about the size of a driver’s license—and adds a few drops of a liquid called a reagent.
    — Claire Maldarelli, Popular Science, 2 Dec. 2020
  • At the end of the experiment the teacher went around and added a reagent to some of the cups, and the liquid in some of the cups turned purple, while the others stayed clear.
    — Lux Alptraum, SELF, 6 Sep. 2017
  • There, several Cal sports medicine employees, trained in a new and unexpected skill, mix each sample with a reagent.
    — John Branch, New York Times, 14 Oct. 2020
  • In February and early March, the testing kits were missing a solution called a reagent, so the tests could not be used.
    — Anne Saker, Cincinnati.com, 19 Mar. 2020

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'reagent.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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