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Scientist examines chromatograms
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Scientist examines chromatograms
Paper chromatography. A scientist studying a selection of paper chromatograms of industrial dyes. Paper chromatography involves placing a small amount of the substance under investigation on a piece of filter paper, then slowly dripping a solvent into the centre of the paper. The solvent then spreads out over the paper by capilliary action, carrying with it the components of the substance at differing rates. The distance travelled along the paper by each component during the time of the experiment is a measure of this characteristic transport rate and may be used to identify each component
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Media ID 6274011
© GEOFF TOMPKINSON/SCIENCE PHOTO LIBRARY
Chromatogram Chromatography Colour Dyes Paper Paper Chromatography Researcher
EDITORS COMMENTS
In this print from Science Photo Library, we witness a dedicated scientist engrossed in the examination of chromatograms. The image showcases the fascinating world of paper chromatography, as the researcher meticulously studies a selection of paper chromatograms containing industrial dyes. Paper chromatography is an essential technique used in chemistry research to separate and analyze different components within a substance. As depicted in the photograph, it involves placing a small amount of the substance under investigation on filter paper and then slowly dripping a solvent into its center. Through capillary action, the solvent spreads out over the paper, carrying with it various components at differing rates. The distance traveled by each component along the paper during this experiment provides valuable insights into their characteristic transport rates. This information can be utilized to identify individual components present in complex mixtures such as dyes. The vibrant colors displayed on these chromatograms add an artistic touch to this scientific endeavor. They represent not only chemical compounds but also serve as visual evidence of meticulous research conducted by scientists like our protagonist. This mesmerizing snapshot captures both the beauty and complexity inherent in scientific exploration while highlighting how researchers employ innovative techniques like paper chromatography to unravel nature's secrets.
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