Table 1 Chemical composition of Calotropis procera fiber and selected common natural fibers
From: Preparation and characterization of cellulose nanocrystal extracted from Calotropis procera biomass
Constituent (%) | Lignin | Cellulose | Hemicellulose |
|---|---|---|---|
Original fiber | 9.7 ± 1.2 | 64.1 ± 1.6 | 19.5 ± 1.2 |
Alkali treated fiber | 9.5 ± 1.3 | 64.1 ± 1.4 | 20.1 ± 0.8 |
Delignined fiber | 1.7 ± 0.9 | 74.5 ± 0.5 | 24.1 ± 1.1 |
Bleached fiber | 0.4 ± 0.1 | 91.3 ± 1.1 | 8.2 ± 0.9 |
Kenaf | 15.8 ± 1.9 | 50.7 ± 1.1 | 21.5 ± 1.5 |
Fiber flax | 2.2 ± 0.5 | 61.0 ± 0.9 | 18.6 ± 1.5 |
Onion skin | 38.9 ± 1.3 | 41.1 ± 1.1 | 16.2 ± 0.6 |