Table 1.

Hydroxyl content quantification by ³¹P-NMR spectroscopy of KL and CKL.

	OH	OH (mmol/g)
Lignin		Aliphatic OH	5-Substituted OH	Guaiacyl OH	p-Hydroxyphenyl OH	Total Phenolic OH
KL		1.79	0.90	1.77	0.17	2.84
CKL		0.7	0.3	0.5	0.04	0.84