International Journal of Analytical Chemistry / 2018 / Article / Fig 4

Research Article

Mid and Near-Infrared Reflection Spectral Database of Natural Organic Materials in the Cultural Heritage Field

Figure 4

FTIR total reflection mode spectra (before the application of the KKT correction) of the studied lipid materials (black line: carnauba wax, gray line: beeswax, light gray line: shellac wax) in the regions of (a) CH stretching, (b) C=O stretching, (c) CH2 scissoring, and (d) CH2 rocking.
(a)
(b)
(c)
(d)

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