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Functional groups and compounds present in NCC.
| Entry No. | Wavelength (1 cm) | Functional Group | Compound |
|---|---|---|---|
| 1 | 3300 | OH | Acid |
| 2 | 1640 | NCC-OH | Adsorbed water |
| 3 | 1430–1420 | CH2 | CH2 scissoring motion in cellulose |
| 4 | 1270–1232 | C-O-C | Aryl-alkyl ester |
| 5 | 1150 | C-O-C | Pyranose ring skeletal |
