High Purity Nano Ag Silver powder cas 7440-22-4, 99%
Nano Silver is Silver in a form of nanoscale particles. Nano silver has a killing and inhibiting effect on many pathogenic microorganisms. Purity>99%Particle size range: 20 to 500nm About The Nano Silver Ag Powder Silver is Ag. Silver Nanoparticles (or ag-nanoparticles), or nano-sized silver, is metal Silver. Is Nano silver healthy? The nanosilver size is usually around 25 nanometers. This has a strong inhibitory and killing effect against dozens of pathogenic bacteria such as Esc