Table 1: Characterization data of the cellulose nanofiber (CNF).
| Characteristics | Cellulose nanofiber (CNF) |
| Lot. No. | NH-H01 |
| Appearance | White suspension |
| Concentration in stock solution (in water) | 1 wt% |
| Viscosity (cps) | 4,000 ~ 5,000 cps |
| Specific gravity | 1.5 |
| Particle size | 4 ~ 70 nm |
| Particle surface area | Up to : 250 cm2/g |
| pH | 6 ~ 7 |