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. 2021 Dec 31;14(1):143. doi: 10.3390/polym14010143

Figure 3.

Figure 3

Raman images showing the distribution of fiber wall components from Bg (a,d,g), Bt (b,e,h) and By (c,f,i). (ac) Carbohydrates, 2800–2918 cm−1; (df) Lignin, 1540–1660 cm−1; (gi) HCA, 1120–1200 cm−1.