Figure 3.

Solid state 13C NMR spectrum of Avicel PH-101. (a) Whole spectrum showing the assignment of peaks to the carbons in a glucopyranose repeat unit and (b) sub-spectrum showing peaks assigned to the C4 in cellulose. The CI is calculated by x/(x+y).

Park et al. Biotechnology for Biofuels 2010 3:10   doi:10.1186/1754-6834-3-10
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