Table 2.
Design matrix showing trial runs performed for optimization of green synthesis of silver nanoparticles by the aid of pomegranate leaves extract (ethyl acetate fraction) using Box–Behnken Design.
| Run | Factor 1 A: fraction conc. (mg/mL) |
Factor 2 B: silver nitrate conc. (mMol) |
Factor 3 C: temperature (ºC) |
Response 1 Particle size (Nm) |
Response 2 PDI |
|---|---|---|---|---|---|
| 1 | 2.75 | 5 | 80 | 31.4 | 0.269 |
| 2 | 0.5 | 3 | 80 | 25.2 | 0.231 |
| 3 | 2.75 | 1 | 60 | 28.1 | 0.234 |
| 4 | 5 | 3 | 80 | 45.1 | 0.175 |
| 5 | 5 | 3 | 60 | 55.8 | 0.395 |
| 6 | 2.75 | 1 | 80 | 33.3 | 0.18 |
| 7 | 5 | 5 | 70 | 54.5 | 0.204 |
| 8 | 0.5 | 3 | 60 | 28.3 | 0.224 |
| 9 | 2.75 | 5 | 60 | 50.8 | 0.269 |
| 10 | 0.5 | 5 | 70 | 31.6 | 0.247 |
| 11 | 2.75 | 3 | 70 | 40.8 | 0.168 |
| 12 | 0.5 | 1 | 70 | 24.1 | 0.256 |
| 13 | 5 | 1 | 70 | 38.9 | 0.202 |
| 14 | 2.75 | 3 | 70 | 38.3 | 0.164 |