Table 4 Physico-chemical assessment of CS-NEG formulations (mean ± SD, n = 3).

From: Colistin adorned topical nanoemulsion gel formulation for enhanced anti-microbial activity

Formulations

Particle Size (nm)

PDI

Zeta Potential (mV)

pH

Viscosity (cP)

Spreadability (cm2/g)

CS-NEG3

274.9 ± 11.59

0.6 ± 0.05

−20.6 ± 1.23

7.36 ± 0.23

38,810 ± 103.77

2.3 ± 0.02

CS-NEG4

290.8 ± 15.63

0.15 0.01

−14.2 ± 1.55

7.52 ± 0.18

35,630 ± 88.23

2.6 ± 0.01

CS-NEG5

303.2 ± 20.36

0.5 ± 0.02

−11.8 ± 0.89

7.60 ± 0.36

34,510 ± 99.85

2.9 ± 0.03