Introduction. The purpose of this experiment was to analyze the caffeine content in regular Excedrin, and to determine if any caffeine was present in Excedrin PM.Both qualitative and quantitative analyses were used. Other materials in the drugs were examined as well.. Methods. Two techniques were used: Thin Layer Chromatography and Gas Chromatogram Mass Spectrometry.Thin Layer Chromatography, or TLC, is a qualitative test that confirms the presence or absence of a compound.GCMS is a quant14
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.