Figure 4.
2D HSQC NMR spectra of MWL isolated from the four biomasses (DMSO‐d 6). The most common polysaccharide and lignin label system is used. The structures to corresponding signals in the spectra were shown in Figure 2.
2D HSQC NMR spectra of MWL isolated from the four biomasses (DMSO‐d 6). The most common polysaccharide and lignin label system is used. The structures to corresponding signals in the spectra were shown in Figure 2.