Preparation and Characterization of Nanoporous Sodium Carboxymethyl Cellulose Hydrogel Beads

Table 4

The surface roughness parameters of NaCMC hydrogels.

Hydrogel	(nm)	(nm)
NaCMC-1	200.0 ± 3.3	160.0 ± 1.1
NaCMC-4	137.1 ± 2.2	108.1 ± 1.2
NaCMC-5	130.0 ± 2.4	80.0 ± 1.3
NaCMC-8	76.6 ± 2.5	60.0 ± 1.5
NaCMC-9	60.0 ± 2.3	50.0 ± 1.7
NaCMC-12	20.3 ± 2.2	15.7 ± 1.9