Formulation code

F1

F2

F3

F4

pH

6.4 ± 0.26

6.68 ± 0.54

6.8 ± 1.26

6.84 ± 0.49

Viscosity (cps)

29.406 ± 1.08

35.965 ± 0.56

42.510 ± 1.3

51.814 ± 1.5

Spreadability (g·cm/s)

23.10 ± 0.07

27.49 ± 0.30

15.78 ± 0.67

11.94 ± 0.84