Sr.no. Nano Particle Concentration (M) Concentration of Reducing Agent Capping Agent (1%) Particle size (nm)
Average
U.V. Absorbance
(400nm)
1. Silver nanoparticle 0.02 5ml 0.5% trisodium citrate - 40-60 nm 0.371
2. Silver nanoparticle 0.02 6ml 1.5% trisodium citrate - 40-60 nm 0.270
3. Silver nanoparticle 0.02 4ml 0.5% trisodium citrate PVP 40-60nm 0.148
4. Silver nanoparticle 0.02 5ml 1.5% trisodium citrate PVP 40-60nm 0.202
5. Copper nanoparticle 0.1 4ml 0.1(M) sodium borohydride - 40-60nm 0.242
6. Copper nanoparticle 0.1 7ml 0.1(M) sodium borohydride   40-60nm 0.091
7. Copper nanoparticle 0.2 2ml 0.1(M) sodium borohydride PVP 40-60nm 0.08
8. Copper nanoparticle 0.2 10ml 0.1(M) sodium borohydride PVP 40-60nm 0.170
Table 1: Synthesis of nanoparticles.