Table 1.
Particle Type | Rh (nm) pH 7.4 | Rh (nm) pH 3.0 | ζ (mV) pH 7.4 | ζ (mV) pH 3.0 | D %* |
---|---|---|---|---|---|
1% x-link μGel | 570 | 324 | −20.5 | −4.1 | 43 |
3% x-link μGel | 433 | 303 | −17.3 | −3.3 | 30 |
88 nm PS | 48 | 46 | N/A | N/A | N/A** |
200 nm PS | 101 | 96 | N/A | N/A | N/A** |
All Rh values were determined by DLS @ 25 °C.
All ζ potentials were determined by electrophoretic light scattering
pH dependent deswelling percentage.
No statistical difference in radii between pH 3 and 7. (t-test 95%)