Table 1 The parameters for making different sizes of gold nanoparticles
Gold nanoparticle size (nm) | HAuCl4 | Reducing Agent | Temperature |
|---|---|---|---|
13 | 50 ml, 10 mM | 5 ml, 38.8 mM Sodium Citrate | 130°C |
45 | 50 ml, 0.3 mM | 0.5 ml, 38.8 mM Sodium Citrate | 130°C |
70 | 50 ml, 0.3 mM | 0.4 ml, 38.8 mM Sodium Citrate | 130°C |
110 | 0.75 ml, 25 mM | 330 μl, 37% Formaldehyde | Room Temperature |