TABLE 3.

Charge, mobility, and frequency shift values of PS fractions calculated by Zeta potential analyzer^a

PS sample	Zeta potential (mV)	Mobility [(μm/s)/(V/cm)]	Frequency shift (Hz)
CTAB-PS	−41.66 ± 0.68	−3.25 ± 0.05	−24.22 ± 0.37
F-PS	−36.03 ± 1.04	−2.82 ± 0.08	−17.45 ± 0.52
GR-PS	−31.85 ± 1.85	−2.49 ± 0.11	−15.64 ± 0.67
DMSO-PS	−45.56 ± 2.95	−3.56 ± 0.23	−25.95 ± 1.91

^aValues are averages and standard deviations.