Mark the Caffeine Peak on the chart. Measure the Retention Time of the Caffeine Peak. Absorbance Units Full Scale (AUFS) refers to the attenuation of the UV detector for a particular run. This setting ...

Please use one of the following formats to cite this article in your essay, paper or report: APA. Ryding, Sara. (2018, September 19). How to Read LC-MS Chromatograms.

A Peak at HPLC. In 1906, Mikhail Tswett separated plant pigments on a chalk column. Alluding to the separated colors, he termed his technique chromatography.1 Nearly a century later, chromatography ...