Table 2.
Physico-chemical properties of Ag NPs. (Rh, hydrodynamic radius determined by NTA; Rg, radius of gyration determined by MALS; ζ, zeta potential.)
| measured parameters (versus) Ag NPs | Rh (nm) | Rg (nm) | shape factor Rg/Rh | ζH2O (mV) | ζDMEM (mV) | % Ag+ (w/w) |
|---|---|---|---|---|---|---|
| Pristine | 33.0 ± 2.5 | 18.5 ± 0.15 | 0.55 | −13.0 ± 9.0 | −7.61 ± 0.05 | 3.87 ± 0.08 |
| Ag PVP | 19.0 ± 3.6 | 13.5 ± 0.39 | 0.73 | −25.0 ± 9.0 | −6.99 ± 0.05 | 3.67 ± 0.09 |
| Ag CIT | 28.0 ± 2.9 | 13.6 ± 0.25 | 0.49 | −29.0 ± 12.4 | −22.00 ± 0.05 | 0.53 ± 0.03 |
| Ag HEC | 29.0 ± 4.0 | 25.0 ± 0.4 | 0.86 | +4.4 ± 4.3 | +0.06 ± 0.05 | 0.01 ± 0.02 |