Green Fabrication of Silver Nanoparticles by Gum Tragacanth (Astragalus gummifer): A Dual Functional Reductant and Stabilizer

Table 1

Particle diameter distribution and average particle sizes obtained at different reaction conditions of silver nanoparticle synthesis.

Reaction condition	Particle range (nm)	Average particle size (nm)
0.1% gum, 1 mM AgNO3, 30 min	11.4–14.7	13.1±1.0
0.5% gum, 1 mM AgNO3, 30 min	13.0–90.9	24.3±17.9
0.1% gum, 1 mM AgNO3, 60 min	15.0–48.0	28.7±12.4