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Zeta potential and polydispersity index.
| Sr. number | Formulation | Zeta potential | Polydispersity index | Particle size (μm) |
|---|---|---|---|---|
| 1 | NA2 | −31.12 | 0.319 ± 0.052 | 7.972 ± 0.019 |
| 2 | NB2 | −29.67 | 0.263 ± 0.039 | 7.099 ± 0.041 |
| 3 | NC2 | −24.93 | 0.233 ± 0.091 | 4.674 ± 0.028 |
| 4 | ND2 | −26.62 | 0.279 ± 0.044 | 4.449 ± 0.070 |
