On the other hand, the weaker reducing agent trisodium citrate (TSC) contributes to the formation of relatively large
silver nanoparticles, having a wider size distribution. It can also result in a variation in the shape of the nanoparticles i.e.
spherical nanoparticles are accompanied with undesired generation of rods, cubes, and triangles. Thus, using either of
the reducing agents, it may be difficult to synthesize silver nanoparticles both, above 50 nm and below 10 nm having a
well-defined shape with desired monodispersity. The co-reduction method employing two different reductants (i.e., NaBH4
and TSC) may offer better control on nucleation and growth of nanoparticles. This may aid in the synthesis of different sizes of AgNPs using slight variations in the same protocol.