Table 5.
Effect of the polymer concentration (AmCh and PecHClpH2) on the particle size, PdI and zeta potential of the polyelectrolyte nanoparticles.
| AmCh Concentration (mg/mL) | PecHClpH2 Concentration (mg/mL) | Particle Size (nm) ± SD | PdI ± SD | Zeta Potential (mV) ± SD |
|---|---|---|---|---|
| 1.0 | 0.2 | 390.8 ± 10.3 * | 0.1 ± 0.03 | 36.3 ± 0.8 * |
| 0.5 | 385.0 ± 1.4 | 0.2 ± 0.03 ** | 31.6 ± 0.3 * | |
| 1.0 | 372.8 ± 2.2 | 0.1 ± 0.0 | 25.4 ± 0.5 * | |
| 1.5 | 0.2 | 420.0 ± 5.6 | 0.1 ± 0.01 | 37.2 ± 0.1 |
| 0.5 | 432.5 ± 12.4 * | 0.1 ± 0.01 | 34.4 ± 0.6 * | |
| 1.0 | 435.6 ± 60.3 | 0.1 ± 0.1 | 29.1 ± 1.4 * | |
| 2.0 | 0.2 | 452.5 ± 9.8 | 0.1 ± 0.02 | 38.4 ± 0.2 * |
| 0.5 | 454.1 ± 14.9 * | 0.2 ± 0.01 | 34.0 ± 0.4 | |
| 1.0 | 436.7 ± 49.6 | 0.3 ± 0.02 ** | 30.9 ± 0.6 |
AmCh: amphiphilic chitosan; PecHClpH2: Pectin extracted with HCl to pH2; PdI: polydispersity; SD: standard deviation. Data represents the mean ± SD (n = 3). Statistically significant: * p = 0.00, ** p = 0.02.