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Table 3 Composition of LCC fractions from softwood and hardwood kraft pulp

From: Lignin–carbohydrate complexes: properties, applications, analyses, and methods of extraction: a review

LCC fraction Relative composition of LCC fraction, % Relative carbohydrate composition, %
Acid-soluble lignin Total carbohydrates Ara Xyl Man Gal Glu
Softwood Kraft pulp (Spruce) [19]
 Glu–L 2.4 96.0 0.5a 3.6a 4.2a 0.0a 91.7a
 GM–L–Xyl 35 41.7 2.9a 26.7a 48.4a 4.1a 17.8a
 Xyl–L–GM 23 75.6 5.8a 75.1a 8.3a 0.5a 10.2a
Oxygen-delignified softwood pulp (Spruce) [19]
 GM–L–Xyl 22.8 77.0 1.4a 11.5a 62.8a 4.2a 20.1a
 Xyl–L 5.1 97.9 2.5a 20.2a 58.8a 3.3a 15.3a
Hardwood kraft pulp (Eucalyptus globules) [20]
 Glu–Xyl–L 0.5 99.5b 0.7 10.6 0.3 0.1 88.4
 Xyl–Glu–L 0.83 99.2b 0.4 92.4 0.9 0.7 5.6
 Glu–L 1.48 98.5b 1.5 0.8 0.2 0.2 97.3
Hardwood kraft pulp (Betula verrucosa) [20]
 Xyl–Glu–L 1.2 98.8b 0.2 86.9 0 0 12.9
 Xyl–L 0.33 99.7b 0 97.7 1.2 0 1.1
 Glu–L 0.6 99.4b 0.5 0.6 0.2 0 98.8
  1. aConverted to % based on the data presented in the source
  2. bCalculated by authors by subtraction the portion of lignin (%) presented in the LCC fraction from 100%