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International Scholarly Research Notices
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2012
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Article
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Fig 12
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Research Article
Principal Component Analysis of Phenolic Acid Spectra
Figure 12
Scores plot for first derivative IR spectra of
p
-coumaric acid (red); ferulic acid (blue); 3,4-dihydroxycinnamic acid (green); 3,5-dimethoxy-4-hydroxycinnamic acid (black).