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. 2021 Jul 12;13(14):2277. doi: 10.3390/polym13142277

Table 1.

Characteristics of OPF and OBB lignin.

Characterization Content %
OPFL OBBL
Ash Content 1.1 4.6
Moisture Content 2.5 4.3
Dry Content 97.5 95.7
Protein Content 13.8 21.9
Empirical Formula C9H12.7O6.7 C9H13.6O4.6