Ppm Concentration Of Caffeine And Decaffeine

find out the ppm concentration of caffeine and decaffeinated coffee from this data.

and make a graph peak area vs concentration(ppm) and retention time vs % MeOH for caffeine and decaffeinated coffee .

 

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    chromatogram.pdf
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    chromatogram_meoh_change.pdf
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    settings.JPG
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    chromatogram_overlay.pdf
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    procedures.docx