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Table 3 The crystallinity index (CrI) of the obtained CNC in this study and comparing with the reported literature

From: Preparation and characterization of cellulose nanocrystal extracted from Calotropis procera biomass

Materials

Extraction method

CrI (%)

References

CNC from this study

Acid hydrolysis

68.7

This study

Calotropis procera fiber

30.1

This study

CNC from Soy hulls

Acid hydrolysis

71.5

Neto et al. (2013)

CNC from Pine

Acid hydrolysis

56.0

Zhao et al. (2015)

CNC from corn husk

Acid hydrolysis

70.7

Zhao et al. (2015)

CNC from rice husk

Acid hydrolysis

59.0

Johar et al. (2012)